Home / 41,315.13-61,876.58-40,178.70

Finding the Fourth Proportional to 41,315.13, 61,876.58 and 40,178.70

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Solution

The fourth proportional to 41,315.13, 61,876.58 and 40,178.70 is: 60,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,315.13 : 61,876.58 = 40,178.70 : x
  2. Step 2: Convert to fraction form
    41,315.13/61,876.58 = 40,178.70/x
  3. Step 3: Cross multiply
    41,315.13x = 61,876.58 × 40,178.70
  4. Step 4: Simplify right side
    41,315.13x = 2,486,120,544.85
  5. Step 5: Solve for x
    x = 2,486,120,544.85/41,315.13
  6. Step 6: Final answer
    x = 60,174.58

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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.