Home / 108,141.17-149,234.35-59,743.10

Finding the Fourth Proportional to 108,141.17, 149,234.35 and 59,743.10

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Solution

The fourth proportional to 108,141.17, 149,234.35 and 59,743.10 is: 82,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,141.17 : 149,234.35 = 59,743.10 : x
  2. Step 2: Convert to fraction form
    108,141.17/149,234.35 = 59,743.10/x
  3. Step 3: Cross multiply
    108,141.17x = 149,234.35 × 59,743.10
  4. Step 4: Simplify right side
    108,141.17x = 8,915,722,023.68
  5. Step 5: Solve for x
    x = 8,915,722,023.68/108,141.17
  6. Step 6: Final answer
    x = 82,445.22

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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.