Home / 83,442.72-125,167.53-24,278.39

Finding the Fourth Proportional to 83,442.72, 125,167.53 and 24,278.39

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Solution

The fourth proportional to 83,442.72, 125,167.53 and 24,278.39 is: 36,418.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,442.72 : 125,167.53 = 24,278.39 : x
  2. Step 2: Convert to fraction form
    83,442.72/125,167.53 = 24,278.39/x
  3. Step 3: Cross multiply
    83,442.72x = 125,167.53 × 24,278.39
  4. Step 4: Simplify right side
    83,442.72x = 3,038,866,108.68
  5. Step 5: Solve for x
    x = 3,038,866,108.68/83,442.72
  6. Step 6: Final answer
    x = 36,418.59

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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.