Home / 71,977.17-107,961.85-22,057.41

Finding the Fourth Proportional to 71,977.17, 107,961.85 and 22,057.41

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Solution

The fourth proportional to 71,977.17, 107,961.85 and 22,057.41 is: 33,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,977.17 : 107,961.85 = 22,057.41 : x
  2. Step 2: Convert to fraction form
    71,977.17/107,961.85 = 22,057.41/x
  3. Step 3: Cross multiply
    71,977.17x = 107,961.85 × 22,057.41
  4. Step 4: Simplify right side
    71,977.17x = 2,381,358,789.81
  5. Step 5: Solve for x
    x = 2,381,358,789.81/71,977.17
  6. Step 6: Final answer
    x = 33,084.92

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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.