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Finding the Fourth Proportional to 237.29, 327.36 and 163.48

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Solution

The fourth proportional to 237.29, 327.36 and 163.48 is: 225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.29 : 327.36 = 163.48 : x
  2. Step 2: Convert to fraction form
    237.29/327.36 = 163.48/x
  3. Step 3: Cross multiply
    237.29x = 327.36 × 163.48
  4. Step 4: Simplify right side
    237.29x = 53,516.81
  5. Step 5: Solve for x
    x = 53,516.81/237.29
  6. Step 6: Final answer
    x = 225.53

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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.