Home / 125,194.38-187,825.71-45,241.74

Finding the Fourth Proportional to 125,194.38, 187,825.71 and 45,241.74

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Solution

The fourth proportional to 125,194.38, 187,825.71 and 45,241.74 is: 67,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,194.38 : 187,825.71 = 45,241.74 : x
  2. Step 2: Convert to fraction form
    125,194.38/187,825.71 = 45,241.74/x
  3. Step 3: Cross multiply
    125,194.38x = 187,825.71 × 45,241.74
  4. Step 4: Simplify right side
    125,194.38x = 8,497,561,937.14
  5. Step 5: Solve for x
    x = 8,497,561,937.14/125,194.38
  6. Step 6: Final answer
    x = 67,874.95

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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.