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Finding the Fourth Proportional to 124,793.12, 187,222.52 and 44,839.17

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Solution

The fourth proportional to 124,793.12, 187,222.52 and 44,839.17 is: 67,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,793.12 : 187,222.52 = 44,839.17 : x
  2. Step 2: Convert to fraction form
    124,793.12/187,222.52 = 44,839.17/x
  3. Step 3: Cross multiply
    124,793.12x = 187,222.52 × 44,839.17
  4. Step 4: Simplify right side
    124,793.12x = 8,394,902,514.21
  5. Step 5: Solve for x
    x = 8,394,902,514.21/124,793.12
  6. Step 6: Final answer
    x = 67,270.55

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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.