Home / 125,626.20-188,445.45-50,737.00

Finding the Fourth Proportional to 125,626.20, 188,445.45 and 50,737.00

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Solution

The fourth proportional to 125,626.20, 188,445.45 and 50,737.00 is: 76,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626.20 : 188,445.45 = 50,737.00 : x
  2. Step 2: Convert to fraction form
    125,626.20/188,445.45 = 50,737.00/x
  3. Step 3: Cross multiply
    125,626.20x = 188,445.45 × 50,737.00
  4. Step 4: Simplify right side
    125,626.20x = 9,561,155,600.74
  5. Step 5: Solve for x
    x = 9,561,155,600.74/125,626.20
  6. Step 6: Final answer
    x = 76,107.98

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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.