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Finding the Fourth Proportional to 237.38, 327.59 and 163.80

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Solution

The fourth proportional to 237.38, 327.59 and 163.80 is: 226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.38 : 327.59 = 163.80 : x
  2. Step 2: Convert to fraction form
    237.38/327.59 = 163.80/x
  3. Step 3: Cross multiply
    237.38x = 327.59 × 163.80
  4. Step 4: Simplify right side
    237.38x = 53,659.04
  5. Step 5: Solve for x
    x = 53,659.04/237.38
  6. Step 6: Final answer
    x = 226.05

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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.