Home / 269,721.56-372,213.92-148,862.85

Finding the Fourth Proportional to 269,721.56, 372,213.92 and 148,862.85

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Solution

The fourth proportional to 269,721.56, 372,213.92 and 148,862.85 is: 205,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,721.56 : 372,213.92 = 148,862.85 : x
  2. Step 2: Convert to fraction form
    269,721.56/372,213.92 = 148,862.85/x
  3. Step 3: Cross multiply
    269,721.56x = 372,213.92 × 148,862.85
  4. Step 4: Simplify right side
    269,721.56x = 55,408,823,079.80
  5. Step 5: Solve for x
    x = 55,408,823,079.80/269,721.56
  6. Step 6: Final answer
    x = 205,429.71

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1.5x scale

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.