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Finding the Fourth Proportional to 92,197.26, 126,964.53 and 80,092.26

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Solution

The fourth proportional to 92,197.26, 126,964.53 and 80,092.26 is: 110,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,197.26 : 126,964.53 = 80,092.26 : x
  2. Step 2: Convert to fraction form
    92,197.26/126,964.53 = 80,092.26/x
  3. Step 3: Cross multiply
    92,197.26x = 126,964.53 × 80,092.26
  4. Step 4: Simplify right side
    92,197.26x = 10,168,876,147.54
  5. Step 5: Solve for x
    x = 10,168,876,147.54/92,197.26
  6. Step 6: Final answer
    x = 110,294.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.