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Finding the Fourth Proportional to 48,772.52, 73,158.76 and 11,836.52

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Solution

The fourth proportional to 48,772.52, 73,158.76 and 11,836.52 is: 17,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,772.52 : 73,158.76 = 11,836.52 : x
  2. Step 2: Convert to fraction form
    48,772.52/73,158.76 = 11,836.52/x
  3. Step 3: Cross multiply
    48,772.52x = 73,158.76 × 11,836.52
  4. Step 4: Simplify right side
    48,772.52x = 865,945,125.92
  5. Step 5: Solve for x
    x = 865,945,125.92/48,772.52
  6. Step 6: Final answer
    x = 17,754.78

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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.