Home / 41,107.20-61,685.10-27,107.70

Finding the Fourth Proportional to 41,107.20, 61,685.10 and 27,107.70

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Solution

The fourth proportional to 41,107.20, 61,685.10 and 27,107.70 is: 40,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,107.20 : 61,685.10 = 27,107.70 : x
  2. Step 2: Convert to fraction form
    41,107.20/61,685.10 = 27,107.70/x
  3. Step 3: Cross multiply
    41,107.20x = 61,685.10 × 27,107.70
  4. Step 4: Simplify right side
    41,107.20x = 1,672,141,185.27
  5. Step 5: Solve for x
    x = 1,672,141,185.27/41,107.20
  6. Step 6: Final answer
    x = 40,677.57

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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.