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Finding the Fourth Proportional to 110,460.60, 165,520.80 and 82,248.30

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Solution

The fourth proportional to 110,460.60, 165,520.80 and 82,248.30 is: 123,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,460.60 : 165,520.80 = 82,248.30 : x
  2. Step 2: Convert to fraction form
    110,460.60/165,520.80 = 82,248.30/x
  3. Step 3: Cross multiply
    110,460.60x = 165,520.80 × 82,248.30
  4. Step 4: Simplify right side
    110,460.60x = 13,613,804,414.64
  5. Step 5: Solve for x
    x = 13,613,804,414.64/110,460.60
  6. Step 6: Final answer
    x = 123,245.79

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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.