Finding the Third Proportional to 66,313.69 and 135,691.31
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Solution
The third proportional to 66,313.69 and 135,691.31 is: 277,652.07
Step by Step Solution
- Step 1: Write the proportion equation
66,313.69 : 135,691.31 = 135,691.31 : x - Step 2: Convert to fraction form
66,313.69/135,691.31 = 135,691.31/x - Step 3: Cross multiply
66,313.69x = 135,691.31 × 135,691.31 - Step 4: Simplify right side
66,313.69x = 18,412,132,287.97 - Step 5: Solve for x
x = 18,412,132,287.97/66,313.69 - Step 6: Final answer
x = 277,652.07
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.