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Finding the Fourth Proportional to 68,079.57, 101,944.39 and 41,704.35

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Solution

The fourth proportional to 68,079.57, 101,944.39 and 41,704.35 is: 62,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,079.57 : 101,944.39 = 41,704.35 : x
  2. Step 2: Convert to fraction form
    68,079.57/101,944.39 = 41,704.35/x
  3. Step 3: Cross multiply
    68,079.57x = 101,944.39 × 41,704.35
  4. Step 4: Simplify right side
    68,079.57x = 4,251,523,907.11
  5. Step 5: Solve for x
    x = 4,251,523,907.11/68,079.57
  6. Step 6: Final answer
    x = 62,449.34

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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.