Finding the Fourth Proportional to 71,559.30, 107,388.16 and 24,812.17
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Solution
The fourth proportional to 71,559.30, 107,388.16 and 24,812.17 is: 37,235.32
Step by Step Solution
- Step 1: Write the proportion equation
71,559.30 : 107,388.16 = 24,812.17 : x - Step 2: Convert to fraction form
71,559.30/107,388.16 = 24,812.17/x - Step 3: Cross multiply
71,559.30x = 107,388.16 × 24,812.17 - Step 4: Simplify right side
71,559.30x = 2,664,533,281.91 - Step 5: Solve for x
x = 2,664,533,281.91/71,559.30 - Step 6: Final answer
x = 37,235.32
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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.