Home / 99,348.15-149,023.86-29,229.15

Finding the Fourth Proportional to 99,348.15, 149,023.86 and 29,229.15

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Solution

The fourth proportional to 99,348.15, 149,023.86 and 29,229.15 is: 43,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,348.15 : 149,023.86 = 29,229.15 : x
  2. Step 2: Convert to fraction form
    99,348.15/149,023.86 = 29,229.15/x
  3. Step 3: Cross multiply
    99,348.15x = 149,023.86 × 29,229.15
  4. Step 4: Simplify right side
    99,348.15x = 4,355,840,757.52
  5. Step 5: Solve for x
    x = 4,355,840,757.52/99,348.15
  6. Step 6: Final answer
    x = 43,844.21

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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.