Home / 125,182.20-187,796.82-50,308.38

Finding the Fourth Proportional to 125,182.20, 187,796.82 and 50,308.38

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Solution

The fourth proportional to 125,182.20, 187,796.82 and 50,308.38 is: 75,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,182.20 : 187,796.82 = 50,308.38 : x
  2. Step 2: Convert to fraction form
    125,182.20/187,796.82 = 50,308.38/x
  3. Step 3: Cross multiply
    125,182.20x = 187,796.82 × 50,308.38
  4. Step 4: Simplify right side
    125,182.20x = 9,447,753,783.35
  5. Step 5: Solve for x
    x = 9,447,753,783.35/125,182.20
  6. Step 6: Final answer
    x = 75,472.02

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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.