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Finding the Fourth Proportional to 68,385.26, 102,626.07 and 24,015.47

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Solution

The fourth proportional to 68,385.26, 102,626.07 and 24,015.47 is: 36,040.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,385.26 : 102,626.07 = 24,015.47 : x
  2. Step 2: Convert to fraction form
    68,385.26/102,626.07 = 24,015.47/x
  3. Step 3: Cross multiply
    68,385.26x = 102,626.07 × 24,015.47
  4. Step 4: Simplify right side
    68,385.26x = 2,464,613,305.30
  5. Step 5: Solve for x
    x = 2,464,613,305.30/68,385.26
  6. Step 6: Final answer
    x = 36,040.12

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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.