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Finding the Fourth Proportional to 227.75, 341.84 and 162.82

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Solution

The fourth proportional to 227.75, 341.84 and 162.82 is: 244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.75 : 341.84 = 162.82 : x
  2. Step 2: Convert to fraction form
    227.75/341.84 = 162.82/x
  3. Step 3: Cross multiply
    227.75x = 341.84 × 162.82
  4. Step 4: Simplify right side
    227.75x = 55,657.94
  5. Step 5: Solve for x
    x = 55,657.94/227.75
  6. Step 6: Final answer
    x = 244.38

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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.