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Finding the Fourth Proportional to 83,373.27, 125,041.19 and 38,351.39

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Solution

The fourth proportional to 83,373.27, 125,041.19 and 38,351.39 is: 57,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,373.27 : 125,041.19 = 38,351.39 : x
  2. Step 2: Convert to fraction form
    83,373.27/125,041.19 = 38,351.39/x
  3. Step 3: Cross multiply
    83,373.27x = 125,041.19 × 38,351.39
  4. Step 4: Simplify right side
    83,373.27x = 4,795,503,617.78
  5. Step 5: Solve for x
    x = 4,795,503,617.78/83,373.27
  6. Step 6: Final answer
    x = 57,518.48

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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.