Home / 71,836.25-107,753.77-26,868.95

Finding the Fourth Proportional to 71,836.25, 107,753.77 and 26,868.95

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Solution

The fourth proportional to 71,836.25, 107,753.77 and 26,868.95 is: 40,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,836.25 : 107,753.77 = 26,868.95 : x
  2. Step 2: Convert to fraction form
    71,836.25/107,753.77 = 26,868.95/x
  3. Step 3: Cross multiply
    71,836.25x = 107,753.77 × 26,868.95
  4. Step 4: Simplify right side
    71,836.25x = 2,895,230,658.44
  5. Step 5: Solve for x
    x = 2,895,230,658.44/71,836.25
  6. Step 6: Final answer
    x = 40,303.20

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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.