Home / 83,354.52-125,031.82-36,607.80

Finding the Fourth Proportional to 83,354.52, 125,031.82 and 36,607.80

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Solution

The fourth proportional to 83,354.52, 125,031.82 and 36,607.80 is: 54,911.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,354.52 : 125,031.82 = 36,607.80 : x
  2. Step 2: Convert to fraction form
    83,354.52/125,031.82 = 36,607.80/x
  3. Step 3: Cross multiply
    83,354.52x = 125,031.82 × 36,607.80
  4. Step 4: Simplify right side
    83,354.52x = 4,577,139,860.20
  5. Step 5: Solve for x
    x = 4,577,139,860.20/83,354.52
  6. Step 6: Final answer
    x = 54,911.72

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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.