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Finding the Fourth Proportional to 122,732.52, 183,948.12 and 63,534.48

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Solution

The fourth proportional to 122,732.52, 183,948.12 and 63,534.48 is: 95,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,732.52 : 183,948.12 = 63,534.48 : x
  2. Step 2: Convert to fraction form
    122,732.52/183,948.12 = 63,534.48/x
  3. Step 3: Cross multiply
    122,732.52x = 183,948.12 × 63,534.48
  4. Step 4: Simplify right side
    122,732.52x = 11,687,048,151.18
  5. Step 5: Solve for x
    x = 11,687,048,151.18/122,732.52
  6. Step 6: Final answer
    x = 95,223.73

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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.