Home / 92,217.76-138,331.56-29,042.82

Finding the Fourth Proportional to 92,217.76, 138,331.56 and 29,042.82

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Solution

The fourth proportional to 92,217.76, 138,331.56 and 29,042.82 is: 43,565.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,217.76 : 138,331.56 = 29,042.82 : x
  2. Step 2: Convert to fraction form
    92,217.76/138,331.56 = 29,042.82/x
  3. Step 3: Cross multiply
    92,217.76x = 138,331.56 × 29,042.82
  4. Step 4: Simplify right side
    92,217.76x = 4,017,538,597.40
  5. Step 5: Solve for x
    x = 4,017,538,597.40/92,217.76
  6. Step 6: Final answer
    x = 43,565.78

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1.5x scale

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.