Home / 269,237.20-371,549.79-148,382.87

Finding the Fourth Proportional to 269,237.20, 371,549.79 and 148,382.87

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Solution

The fourth proportional to 269,237.20, 371,549.79 and 148,382.87 is: 204,769.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,237.20 : 371,549.79 = 148,382.87 : x
  2. Step 2: Convert to fraction form
    269,237.20/371,549.79 = 148,382.87/x
  3. Step 3: Cross multiply
    269,237.20x = 371,549.79 × 148,382.87
  4. Step 4: Simplify right side
    269,237.20x = 55,131,624,188.10
  5. Step 5: Solve for x
    x = 55,131,624,188.10/269,237.20
  6. Step 6: Final answer
    x = 204,769.71

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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.