Home / 91,195.97-136,793.79-50,695.25

Finding the Fourth Proportional to 91,195.97, 136,793.79 and 50,695.25

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Solution

The fourth proportional to 91,195.97, 136,793.79 and 50,695.25 is: 76,042.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,195.97 : 136,793.79 = 50,695.25 : x
  2. Step 2: Convert to fraction form
    91,195.97/136,793.79 = 50,695.25/x
  3. Step 3: Cross multiply
    91,195.97x = 136,793.79 × 50,695.25
  4. Step 4: Simplify right side
    91,195.97x = 6,934,794,698.53
  5. Step 5: Solve for x
    x = 6,934,794,698.53/91,195.97
  6. Step 6: Final answer
    x = 76,042.78

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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.