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Finding the Fourth Proportional to 66,794.20, 100,230.14 and 25,244.44

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Solution

The fourth proportional to 66,794.20, 100,230.14 and 25,244.44 is: 37,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,794.20 : 100,230.14 = 25,244.44 : x
  2. Step 2: Convert to fraction form
    66,794.20/100,230.14 = 25,244.44/x
  3. Step 3: Cross multiply
    66,794.20x = 100,230.14 × 25,244.44
  4. Step 4: Simplify right side
    66,794.20x = 2,530,253,755.42
  5. Step 5: Solve for x
    x = 2,530,253,755.42/66,794.20
  6. Step 6: Final answer
    x = 37,881.34

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1.5x scale

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.