Home / 132,564.38-198,877.72-43,817.90

Finding the Fourth Proportional to 132,564.38, 198,877.72 and 43,817.90

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Solution

The fourth proportional to 132,564.38, 198,877.72 and 43,817.90 is: 65,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,564.38 : 198,877.72 = 43,817.90 : x
  2. Step 2: Convert to fraction form
    132,564.38/198,877.72 = 43,817.90/x
  3. Step 3: Cross multiply
    132,564.38x = 198,877.72 × 43,817.90
  4. Step 4: Simplify right side
    132,564.38x = 8,714,403,107.57
  5. Step 5: Solve for x
    x = 8,714,403,107.57/132,564.38
  6. Step 6: Final answer
    x = 65,737.14

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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.