Home / 269,249.66-371,549.37-148,390.56

Finding the Fourth Proportional to 269,249.66, 371,549.37 and 148,390.56

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Solution

The fourth proportional to 269,249.66, 371,549.37 and 148,390.56 is: 204,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,249.66 : 371,549.37 = 148,390.56 : x
  2. Step 2: Convert to fraction form
    269,249.66/371,549.37 = 148,390.56/x
  3. Step 3: Cross multiply
    269,249.66x = 371,549.37 × 148,390.56
  4. Step 4: Simplify right side
    269,249.66x = 55,134,419,081.95
  5. Step 5: Solve for x
    x = 55,134,419,081.95/269,249.66
  6. Step 6: Final answer
    x = 204,770.62

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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.