Home / 269,257.97-371,524.83-161,788.79

Finding the Fourth Proportional to 269,257.97, 371,524.83 and 161,788.79

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Solution

The fourth proportional to 269,257.97, 371,524.83 and 161,788.79 is: 223,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,257.97 : 371,524.83 = 161,788.79 : x
  2. Step 2: Convert to fraction form
    269,257.97/371,524.83 = 161,788.79/x
  3. Step 3: Cross multiply
    269,257.97x = 371,524.83 × 161,788.79
  4. Step 4: Simplify right side
    269,257.97x = 60,108,553,022.76
  5. Step 5: Solve for x
    x = 60,108,553,022.76/269,257.97
  6. Step 6: Final answer
    x = 223,237.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.