Home / 83,578.03-125,404.10-33,755.43

Finding the Fourth Proportional to 83,578.03, 125,404.10 and 33,755.43

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Solution

The fourth proportional to 83,578.03, 125,404.10 and 33,755.43 is: 50,648.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,578.03 : 125,404.10 = 33,755.43 : x
  2. Step 2: Convert to fraction form
    83,578.03/125,404.10 = 33,755.43/x
  3. Step 3: Cross multiply
    83,578.03x = 125,404.10 × 33,755.43
  4. Step 4: Simplify right side
    83,578.03x = 4,233,069,747.33
  5. Step 5: Solve for x
    x = 4,233,069,747.33/83,578.03
  6. Step 6: Final answer
    x = 50,648.12

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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.