Home / 269,984.68-372,601.92-149,139.16

Finding the Fourth Proportional to 269,984.68, 372,601.92 and 149,139.16

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Solution

The fourth proportional to 269,984.68, 372,601.92 and 149,139.16 is: 205,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,984.68 : 372,601.92 = 149,139.16 : x
  2. Step 2: Convert to fraction form
    269,984.68/372,601.92 = 149,139.16/x
  3. Step 3: Cross multiply
    269,984.68x = 372,601.92 × 149,139.16
  4. Step 4: Simplify right side
    269,984.68x = 55,569,536,990.95
  5. Step 5: Solve for x
    x = 55,569,536,990.95/269,984.68
  6. Step 6: Final answer
    x = 205,824.78

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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.