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Finding the Fourth Proportional to 110,862.95, 166,189.21 and 35,930.44

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Solution

The fourth proportional to 110,862.95, 166,189.21 and 35,930.44 is: 53,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,862.95 : 166,189.21 = 35,930.44 : x
  2. Step 2: Convert to fraction form
    110,862.95/166,189.21 = 35,930.44/x
  3. Step 3: Cross multiply
    110,862.95x = 166,189.21 × 35,930.44
  4. Step 4: Simplify right side
    110,862.95x = 5,971,251,691.20
  5. Step 5: Solve for x
    x = 5,971,251,691.20/110,862.95
  6. Step 6: Final answer
    x = 53,861.56

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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.