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Finding the Fourth Proportional to 73,608.39, 110,414.40 and 26,861.25

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Solution

The fourth proportional to 73,608.39, 110,414.40 and 26,861.25 is: 40,292.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608.39 : 110,414.40 = 26,861.25 : x
  2. Step 2: Convert to fraction form
    73,608.39/110,414.40 = 26,861.25/x
  3. Step 3: Cross multiply
    73,608.39x = 110,414.40 × 26,861.25
  4. Step 4: Simplify right side
    73,608.39x = 2,965,868,802
  5. Step 5: Solve for x
    x = 2,965,868,802/73,608.39
  6. Step 6: Final answer
    x = 40,292.54

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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.