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Finding the Fourth Proportional to 222,064.41, 332,976.64 and 115,183.41

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Solution

The fourth proportional to 222,064.41, 332,976.64 and 115,183.41 is: 172,712.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,064.41 : 332,976.64 = 115,183.41 : x
  2. Step 2: Convert to fraction form
    222,064.41/332,976.64 = 115,183.41/x
  3. Step 3: Cross multiply
    222,064.41x = 332,976.64 × 115,183.41
  4. Step 4: Simplify right side
    222,064.41x = 38,353,384,845.54
  5. Step 5: Solve for x
    x = 38,353,384,845.54/222,064.41
  6. Step 6: Final answer
    x = 172,712.88

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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.