Home / 269,286.20-371,617.56-148,432.22

Finding the Fourth Proportional to 269,286.20, 371,617.56 and 148,432.22

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Solution

The fourth proportional to 269,286.20, 371,617.56 and 148,432.22 is: 204,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,286.20 : 371,617.56 = 148,432.22 : x
  2. Step 2: Convert to fraction form
    269,286.20/371,617.56 = 148,432.22/x
  3. Step 3: Cross multiply
    269,286.20x = 371,617.56 × 148,432.22
  4. Step 4: Simplify right side
    269,286.20x = 55,160,019,421.78
  5. Step 5: Solve for x
    x = 55,160,019,421.78/269,286.20
  6. Step 6: Final answer
    x = 204,837.90

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1.5x scale

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.