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Finding the Fourth Proportional to 60,098.67, 90,141.12 and 15,729.71

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Solution

The fourth proportional to 60,098.67, 90,141.12 and 15,729.71 is: 23,592.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,098.67 : 90,141.12 = 15,729.71 : x
  2. Step 2: Convert to fraction form
    60,098.67/90,141.12 = 15,729.71/x
  3. Step 3: Cross multiply
    60,098.67x = 90,141.12 × 15,729.71
  4. Step 4: Simplify right side
    60,098.67x = 1,417,893,225.97
  5. Step 5: Solve for x
    x = 1,417,893,225.97/60,098.67
  6. Step 6: Final answer
    x = 23,592.76

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1.5x scale

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.