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Finding the Fourth Proportional to 132,437, 198,524.28 and 62,190.56

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Solution

The fourth proportional to 132,437, 198,524.28 and 62,190.56 is: 93,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,437 : 198,524.28 = 62,190.56 : x
  2. Step 2: Convert to fraction form
    132,437/198,524.28 = 62,190.56/x
  3. Step 3: Cross multiply
    132,437x = 198,524.28 × 62,190.56
  4. Step 4: Simplify right side
    132,437x = 12,346,336,146.80
  5. Step 5: Solve for x
    x = 12,346,336,146.80/132,437
  6. Step 6: Final answer
    x = 93,224.22

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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.