Finding the Third Proportional to 64,526.63 and 138,940.31
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Solution
The third proportional to 64,526.63 and 138,940.31 is: 299,169.69
Step by Step Solution
- Step 1: Write the proportion equation
64,526.63 : 138,940.31 = 138,940.31 : x - Step 2: Convert to fraction form
64,526.63/138,940.31 = 138,940.31/x - Step 3: Cross multiply
64,526.63x = 138,940.31 × 138,940.31 - Step 4: Simplify right side
64,526.63x = 19,304,410,437.60 - Step 5: Solve for x
x = 19,304,410,437.60/64,526.63 - Step 6: Final answer
x = 299,169.69
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.