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Finding the Fourth Proportional to 68,391.26, 102,635.07 and 24,021.47

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Solution

The fourth proportional to 68,391.26, 102,635.07 and 24,021.47 is: 36,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,391.26 : 102,635.07 = 24,021.47 : x
  2. Step 2: Convert to fraction form
    68,391.26/102,635.07 = 24,021.47/x
  3. Step 3: Cross multiply
    68,391.26x = 102,635.07 × 24,021.47
  4. Step 4: Simplify right side
    68,391.26x = 2,465,445,254.95
  5. Step 5: Solve for x
    x = 2,465,445,254.95/68,391.26
  6. Step 6: Final answer
    x = 36,049.13

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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.