Home / 71,398.11-107,098.08-27,012.95

Finding the Fourth Proportional to 71,398.11, 107,098.08 and 27,012.95

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Solution

The fourth proportional to 71,398.11, 107,098.08 and 27,012.95 is: 40,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,398.11 : 107,098.08 = 27,012.95 : x
  2. Step 2: Convert to fraction form
    71,398.11/107,098.08 = 27,012.95/x
  3. Step 3: Cross multiply
    71,398.11x = 107,098.08 × 27,012.95
  4. Step 4: Simplify right side
    71,398.11x = 2,893,034,443.35
  5. Step 5: Solve for x
    x = 2,893,034,443.35/71,398.11
  6. Step 6: Final answer
    x = 40,519.76

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1.5x scale

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.