Finding the Fourth Proportional to 88,645.44, 132,772.68 and 73,273.44
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Solution
The fourth proportional to 88,645.44, 132,772.68 and 73,273.44 is: 109,748.58
Step by Step Solution
- Step 1: Write the proportion equation
88,645.44 : 132,772.68 = 73,273.44 : x - Step 2: Convert to fraction form
88,645.44/132,772.68 = 73,273.44/x - Step 3: Cross multiply
88,645.44x = 132,772.68 × 73,273.44 - Step 4: Simplify right side
88,645.44x = 9,728,711,001.62 - Step 5: Solve for x
x = 9,728,711,001.62/88,645.44 - Step 6: Final answer
x = 109,748.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.