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Finding the Fourth Proportional to 63,819.60, 95,729.40 and 22,266.60

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Solution

The fourth proportional to 63,819.60, 95,729.40 and 22,266.60 is: 33,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,819.60 : 95,729.40 = 22,266.60 : x
  2. Step 2: Convert to fraction form
    63,819.60/95,729.40 = 22,266.60/x
  3. Step 3: Cross multiply
    63,819.60x = 95,729.40 × 22,266.60
  4. Step 4: Simplify right side
    63,819.60x = 2,131,568,258.04
  5. Step 5: Solve for x
    x = 2,131,568,258.04/63,819.60
  6. Step 6: Final answer
    x = 33,399.90

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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.