Home / 83,882.28-125,901.18-42,358.44

Finding the Fourth Proportional to 83,882.28, 125,901.18 and 42,358.44

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Solution

The fourth proportional to 83,882.28, 125,901.18 and 42,358.44 is: 63,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,882.28 : 125,901.18 = 42,358.44 : x
  2. Step 2: Convert to fraction form
    83,882.28/125,901.18 = 42,358.44/x
  3. Step 3: Cross multiply
    83,882.28x = 125,901.18 × 42,358.44
  4. Step 4: Simplify right side
    83,882.28x = 5,332,977,578.96
  5. Step 5: Solve for x
    x = 5,332,977,578.96/83,882.28
  6. Step 6: Final answer
    x = 63,576.93

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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.