Home / 269,234.11-371,545.61-148,379.75

Finding the Fourth Proportional to 269,234.11, 371,545.61 and 148,379.75

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Solution

The fourth proportional to 269,234.11, 371,545.61 and 148,379.75 is: 204,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,234.11 : 371,545.61 = 148,379.75 : x
  2. Step 2: Convert to fraction form
    269,234.11/371,545.61 = 148,379.75/x
  3. Step 3: Cross multiply
    269,234.11x = 371,545.61 × 148,379.75
  4. Step 4: Simplify right side
    269,234.11x = 55,129,844,725.40
  5. Step 5: Solve for x
    x = 55,129,844,725.40/269,234.11
  6. Step 6: Final answer
    x = 204,765.45

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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.