Home / 89,933.15-124,115.24-49,650.59

Finding the Fourth Proportional to 89,933.15, 124,115.24 and 49,650.59

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Solution

The fourth proportional to 89,933.15, 124,115.24 and 49,650.59 is: 68,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,933.15 : 124,115.24 = 49,650.59 : x
  2. Step 2: Convert to fraction form
    89,933.15/124,115.24 = 49,650.59/x
  3. Step 3: Cross multiply
    89,933.15x = 124,115.24 × 49,650.59
  4. Step 4: Simplify right side
    89,933.15x = 6,162,394,645.74
  5. Step 5: Solve for x
    x = 6,162,394,645.74/89,933.15
  6. Step 6: Final answer
    x = 68,521.95

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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.