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Finding the Fourth Proportional to 227.43, 341.34 and 166.68

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Solution

The fourth proportional to 227.43, 341.34 and 166.68 is: 250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.43 : 341.34 = 166.68 : x
  2. Step 2: Convert to fraction form
    227.43/341.34 = 166.68/x
  3. Step 3: Cross multiply
    227.43x = 341.34 × 166.68
  4. Step 4: Simplify right side
    227.43x = 56,894.55
  5. Step 5: Solve for x
    x = 56,894.55/227.43
  6. Step 6: Final answer
    x = 250.16

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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.