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Finding the Fourth Proportional to 108,062.92, 162,108.42 and 40,616.92

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Solution

The fourth proportional to 108,062.92, 162,108.42 and 40,616.92 is: 60,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,062.92 : 162,108.42 = 40,616.92 : x
  2. Step 2: Convert to fraction form
    108,062.92/162,108.42 = 40,616.92/x
  3. Step 3: Cross multiply
    108,062.92x = 162,108.42 × 40,616.92
  4. Step 4: Simplify right side
    108,062.92x = 6,584,344,726.47
  5. Step 5: Solve for x
    x = 6,584,344,726.47/108,062.92
  6. Step 6: Final answer
    x = 60,930.66

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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.