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Finding the Fourth Proportional to 222,584.27, 307,181.36 and 125,754.54

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Solution

The fourth proportional to 222,584.27, 307,181.36 and 125,754.54 is: 173,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,584.27 : 307,181.36 = 125,754.54 : x
  2. Step 2: Convert to fraction form
    222,584.27/307,181.36 = 125,754.54/x
  3. Step 3: Cross multiply
    222,584.27x = 307,181.36 × 125,754.54
  4. Step 4: Simplify right side
    222,584.27x = 38,629,451,513.73
  5. Step 5: Solve for x
    x = 38,629,451,513.73/222,584.27
  6. Step 6: Final answer
    x = 173,549.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.