Finding the Fourth Proportional to 88,320.26, 132,400.20 and 32,120.66
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Solution
The fourth proportional to 88,320.26, 132,400.20 and 32,120.66 is: 48,151.83
Step by Step Solution
- Step 1: Write the proportion equation
88,320.26 : 132,400.20 = 32,120.66 : x - Step 2: Convert to fraction form
88,320.26/132,400.20 = 32,120.66/x - Step 3: Cross multiply
88,320.26x = 132,400.20 × 32,120.66 - Step 4: Simplify right side
88,320.26x = 4,252,781,808.13 - Step 5: Solve for x
x = 4,252,781,808.13/88,320.26 - Step 6: Final answer
x = 48,151.83
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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.