Percent equations can also be solved by using the proportion method. The proportion method for solving percent problems involves a percent proportion. A percent proportion is an equation where a perce...Percent equations can also be solved by using the proportion method. The proportion method for solving percent problems involves a percent proportion. A percent proportion is an equation where a percent is equal to an equivalent ratio. The amount is to the base as the percent is to 100 in the equivalent ratio. Sometimes, restating the problem in the words of a proportion will make it easier to set up the proportion.