Home / 132,560.62-198,712.31-52,572.38

Finding the Fourth Proportional to 132,560.62, 198,712.31 and 52,572.38

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Solution

The fourth proportional to 132,560.62, 198,712.31 and 52,572.38 is: 78,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,560.62 : 198,712.31 = 52,572.38 : x
  2. Step 2: Convert to fraction form
    132,560.62/198,712.31 = 52,572.38/x
  3. Step 3: Cross multiply
    132,560.62x = 198,712.31 × 52,572.38
  4. Step 4: Simplify right side
    132,560.62x = 10,446,777,815.57
  5. Step 5: Solve for x
    x = 10,446,777,815.57/132,560.62
  6. Step 6: Final answer
    x = 78,807.55

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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.