Home / 125,395.20-188,123.90-62,244.96

Finding the Fourth Proportional to 125,395.20, 188,123.90 and 62,244.96

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Solution

The fourth proportional to 125,395.20, 188,123.90 and 62,244.96 is: 93,382.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,395.20 : 188,123.90 = 62,244.96 : x
  2. Step 2: Convert to fraction form
    125,395.20/188,123.90 = 62,244.96/x
  3. Step 3: Cross multiply
    125,395.20x = 188,123.90 × 62,244.96
  4. Step 4: Simplify right side
    125,395.20x = 11,709,764,630.54
  5. Step 5: Solve for x
    x = 11,709,764,630.54/125,395.20
  6. Step 6: Final answer
    x = 93,382.88

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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.