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Finding the Fourth Proportional to 132,444, 198,534.78 and 62,197.56

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Solution

The fourth proportional to 132,444, 198,534.78 and 62,197.56 is: 93,234.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,444 : 198,534.78 = 62,197.56 : x
  2. Step 2: Convert to fraction form
    132,444/198,534.78 = 62,197.56/x
  3. Step 3: Cross multiply
    132,444x = 198,534.78 × 62,197.56
  4. Step 4: Simplify right side
    132,444x = 12,348,378,891.14
  5. Step 5: Solve for x
    x = 12,348,378,891.14/132,444
  6. Step 6: Final answer
    x = 93,234.72

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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.