Home / 83,593.48-115,364.10-55,249.96

Finding the Fourth Proportional to 83,593.48, 115,364.10 and 55,249.96

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Solution

The fourth proportional to 83,593.48, 115,364.10 and 55,249.96 is: 76,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,593.48 : 115,364.10 = 55,249.96 : x
  2. Step 2: Convert to fraction form
    83,593.48/115,364.10 = 55,249.96/x
  3. Step 3: Cross multiply
    83,593.48x = 115,364.10 × 55,249.96
  4. Step 4: Simplify right side
    83,593.48x = 6,373,861,910.44
  5. Step 5: Solve for x
    x = 6,373,861,910.44/83,593.48
  6. Step 6: Final answer
    x = 76,248.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.