Home / 225,949.26-338,932.68-68,177.72

Finding the Fourth Proportional to 225,949.26, 338,932.68 and 68,177.72

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Solution

The fourth proportional to 225,949.26, 338,932.68 and 68,177.72 is: 102,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,949.26 : 338,932.68 = 68,177.72 : x
  2. Step 2: Convert to fraction form
    225,949.26/338,932.68 = 68,177.72/x
  3. Step 3: Cross multiply
    225,949.26x = 338,932.68 × 68,177.72
  4. Step 4: Simplify right side
    225,949.26x = 23,107,657,355.89
  5. Step 5: Solve for x
    x = 23,107,657,355.89/225,949.26
  6. Step 6: Final answer
    x = 102,269.23

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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.