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Finding the Fourth Proportional to 227.54, 341.46 and 83.25

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Solution

The fourth proportional to 227.54, 341.46 and 83.25 is: 124.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.54 : 341.46 = 83.25 : x
  2. Step 2: Convert to fraction form
    227.54/341.46 = 83.25/x
  3. Step 3: Cross multiply
    227.54x = 341.46 × 83.25
  4. Step 4: Simplify right side
    227.54x = 28,426.55
  5. Step 5: Solve for x
    x = 28,426.55/227.54
  6. Step 6: Final answer
    x = 124.93

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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.