Home / 269,515.49-371,933.13-148,660.04

Finding the Fourth Proportional to 269,515.49, 371,933.13 and 148,660.04

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Solution

The fourth proportional to 269,515.49, 371,933.13 and 148,660.04 is: 205,151.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,515.49 : 371,933.13 = 148,660.04 : x
  2. Step 2: Convert to fraction form
    269,515.49/371,933.13 = 148,660.04/x
  3. Step 3: Cross multiply
    269,515.49x = 371,933.13 × 148,660.04
  4. Step 4: Simplify right side
    269,515.49x = 55,291,591,380.16
  5. Step 5: Solve for x
    x = 55,291,591,380.16/269,515.49
  6. Step 6: Final answer
    x = 205,151.82

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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.