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Finding the Fourth Proportional to 41,696.80, 62,389.68 and 41,230.24

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Solution

The fourth proportional to 41,696.80, 62,389.68 and 41,230.24 is: 61,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,696.80 : 62,389.68 = 41,230.24 : x
  2. Step 2: Convert to fraction form
    41,696.80/62,389.68 = 41,230.24/x
  3. Step 3: Cross multiply
    41,696.80x = 62,389.68 × 41,230.24
  4. Step 4: Simplify right side
    41,696.80x = 2,572,341,479.92
  5. Step 5: Solve for x
    x = 2,572,341,479.92/41,696.80
  6. Step 6: Final answer
    x = 61,691.58

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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.