Home / 220,778.10-331,067.52-62,969.04

Finding the Fourth Proportional to 220,778.10, 331,067.52 and 62,969.04

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Solution

The fourth proportional to 220,778.10, 331,067.52 and 62,969.04 is: 94,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,778.10 : 331,067.52 = 62,969.04 : x
  2. Step 2: Convert to fraction form
    220,778.10/331,067.52 = 62,969.04/x
  3. Step 3: Cross multiply
    220,778.10x = 331,067.52 × 62,969.04
  4. Step 4: Simplify right side
    220,778.10x = 20,847,003,909.58
  5. Step 5: Solve for x
    x = 20,847,003,909.58/220,778.10
  6. Step 6: Final answer
    x = 94,425.14

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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.