Finding the Fourth Proportional to 88,660.16, 132,972.80 and 26,316.80
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Solution
The fourth proportional to 88,660.16, 132,972.80 and 26,316.80 is: 39,470.02
Step by Step Solution
- Step 1: Write the proportion equation
88,660.16 : 132,972.80 = 26,316.80 : x - Step 2: Convert to fraction form
88,660.16/132,972.80 = 26,316.80/x - Step 3: Cross multiply
88,660.16x = 132,972.80 × 26,316.80 - Step 4: Simplify right side
88,660.16x = 3,499,418,583.04 - Step 5: Solve for x
x = 3,499,418,583.04/88,660.16 - Step 6: Final answer
x = 39,470.02
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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.