Home / 225,586-338,153.82-112,922.29

Finding the Fourth Proportional to 225,586, 338,153.82 and 112,922.29

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Solution

The fourth proportional to 225,586, 338,153.82 and 112,922.29 is: 169,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,586 : 338,153.82 = 112,922.29 : x
  2. Step 2: Convert to fraction form
    225,586/338,153.82 = 112,922.29/x
  3. Step 3: Cross multiply
    225,586x = 338,153.82 × 112,922.29
  4. Step 4: Simplify right side
    225,586x = 38,185,103,726.65
  5. Step 5: Solve for x
    x = 38,185,103,726.65/225,586
  6. Step 6: Final answer
    x = 169,270.72

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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.