# Percent to Total Calculator

Find the total value that when multiplied by a percentage equals a known value. Find the total value that a percentage would equal the portion.

## Result:

30 = 75% of

**40**### Steps to Solve

Start with the formula to calculate the percentage of total

y=value÷percentage / 100

Substitute values in the equation

y=30÷75 / 100

Simplify and solve

y=30÷0.75

y=40

## How to Find the Total Value Given a Portion and Percentage

Here’s how to solve an unknown total value when you know the percentage that the portion is of the total. Find an unknown value that a known value is a percentage of using the formula:

y = value ÷ (percentage ÷ 100)

Solve by dividing the known value by the percentage divided by 100 to get the unknown total value.

**Example:** 45 is 75% of what total value?

y = value ÷ (percentage ÷ 100)

y = 45 ÷ (75 ÷ 100)

y = 45 ÷ .75

y = 60