Home / 83,668.20-125,503.92-33,065.88

Finding the Fourth Proportional to 83,668.20, 125,503.92 and 33,065.88

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Solution

The fourth proportional to 83,668.20, 125,503.92 and 33,065.88 is: 49,599.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,668.20 : 125,503.92 = 33,065.88 : x
  2. Step 2: Convert to fraction form
    83,668.20/125,503.92 = 33,065.88/x
  3. Step 3: Cross multiply
    83,668.20x = 125,503.92 × 33,065.88
  4. Step 4: Simplify right side
    83,668.20x = 4,149,897,558.25
  5. Step 5: Solve for x
    x = 4,149,897,558.25/83,668.20
  6. Step 6: Final answer
    x = 49,599.46

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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.