Home / 125,211.35-187,825.61-50,331.56

Finding the Fourth Proportional to 125,211.35, 187,825.61 and 50,331.56

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Solution

The fourth proportional to 125,211.35, 187,825.61 and 50,331.56 is: 75,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,211.35 : 187,825.61 = 50,331.56 : x
  2. Step 2: Convert to fraction form
    125,211.35/187,825.61 = 50,331.56/x
  3. Step 3: Cross multiply
    125,211.35x = 187,825.61 × 50,331.56
  4. Step 4: Simplify right side
    125,211.35x = 9,453,555,145.95
  5. Step 5: Solve for x
    x = 9,453,555,145.95/125,211.35
  6. Step 6: Final answer
    x = 75,500.78

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1.5x scale

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.