Home / 83,137.38-124,732.64-29,793.34

Finding the Fourth Proportional to 83,137.38, 124,732.64 and 29,793.34

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Solution

The fourth proportional to 83,137.38, 124,732.64 and 29,793.34 is: 44,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,137.38 : 124,732.64 = 29,793.34 : x
  2. Step 2: Convert to fraction form
    83,137.38/124,732.64 = 29,793.34/x
  3. Step 3: Cross multiply
    83,137.38x = 124,732.64 × 29,793.34
  4. Step 4: Simplify right side
    83,137.38x = 3,716,201,952.62
  5. Step 5: Solve for x
    x = 3,716,201,952.62/83,137.38
  6. Step 6: Final answer
    x = 44,699.53

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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.