Home / 72,204.79-108,267.17-29,540.18

Finding the Fourth Proportional to 72,204.79, 108,267.17 and 29,540.18

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Solution

The fourth proportional to 72,204.79, 108,267.17 and 29,540.18 is: 44,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,204.79 : 108,267.17 = 29,540.18 : x
  2. Step 2: Convert to fraction form
    72,204.79/108,267.17 = 29,540.18/x
  3. Step 3: Cross multiply
    72,204.79x = 108,267.17 × 29,540.18
  4. Step 4: Simplify right side
    72,204.79x = 3,198,231,689.89
  5. Step 5: Solve for x
    x = 3,198,231,689.89/72,204.79
  6. Step 6: Final answer
    x = 44,293.90

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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.