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Finding the Fourth Proportional to 71,195.82, 106,793.59 and 29,095.66

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Solution

The fourth proportional to 71,195.82, 106,793.59 and 29,095.66 is: 43,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,195.82 : 106,793.59 = 29,095.66 : x
  2. Step 2: Convert to fraction form
    71,195.82/106,793.59 = 29,095.66/x
  3. Step 3: Cross multiply
    71,195.82x = 106,793.59 × 29,095.66
  4. Step 4: Simplify right side
    71,195.82x = 3,107,229,984.82
  5. Step 5: Solve for x
    x = 3,107,229,984.82/71,195.82
  6. Step 6: Final answer
    x = 43,643.43

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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.