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Finding the Fourth Proportional to 160,061.76, 240,092.64 and 41,732.78

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Solution

The fourth proportional to 160,061.76, 240,092.64 and 41,732.78 is: 62,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,061.76 : 240,092.64 = 41,732.78 : x
  2. Step 2: Convert to fraction form
    160,061.76/240,092.64 = 41,732.78/x
  3. Step 3: Cross multiply
    160,061.76x = 240,092.64 × 41,732.78
  4. Step 4: Simplify right side
    160,061.76x = 10,019,732,124.28
  5. Step 5: Solve for x
    x = 10,019,732,124.28/160,061.76
  6. Step 6: Final answer
    x = 62,599.16

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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.