Home / 154,472.10-231,708.15-124,404.90

Finding the Fourth Proportional to 154,472.10, 231,708.15 and 124,404.90

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Solution

The fourth proportional to 154,472.10, 231,708.15 and 124,404.90 is: 186,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,472.10 : 231,708.15 = 124,404.90 : x
  2. Step 2: Convert to fraction form
    154,472.10/231,708.15 = 124,404.90/x
  3. Step 3: Cross multiply
    154,472.10x = 231,708.15 × 124,404.90
  4. Step 4: Simplify right side
    154,472.10x = 28,825,629,229.94
  5. Step 5: Solve for x
    x = 28,825,629,229.94/154,472.10
  6. Step 6: Final answer
    x = 186,607.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.