Finding the Fourth Proportional to 86,585.14, 129,882.60 and 24,260.50
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Solution
The fourth proportional to 86,585.14, 129,882.60 and 24,260.50 is: 36,392.12
Step by Step Solution
- Step 1: Write the proportion equation
86,585.14 : 129,882.60 = 24,260.50 : x - Step 2: Convert to fraction form
86,585.14/129,882.60 = 24,260.50/x - Step 3: Cross multiply
86,585.14x = 129,882.60 × 24,260.50 - Step 4: Simplify right side
86,585.14x = 3,151,016,817.30 - Step 5: Solve for x
x = 3,151,016,817.30/86,585.14 - Step 6: Final answer
x = 36,392.12
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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.