Finding the Third Proportional to 138,034.13 and 297,816.75
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Solution
The third proportional to 138,034.13 and 297,816.75 is: 642,557.17
Step by Step Solution
- Step 1: Write the proportion equation
138,034.13 : 297,816.75 = 297,816.75 : x - Step 2: Convert to fraction form
138,034.13/297,816.75 = 297,816.75/x - Step 3: Cross multiply
138,034.13x = 297,816.75 × 297,816.75 - Step 4: Simplify right side
138,034.13x = 88,694,816,580.56 - Step 5: Solve for x
x = 88,694,816,580.56/138,034.13 - Step 6: Final answer
x = 642,557.17
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.