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Finding the Fourth Proportional to 237.26, 327.58 and 154.37

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Solution

The fourth proportional to 237.26, 327.58 and 154.37 is: 213.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.26 : 327.58 = 154.37 : x
  2. Step 2: Convert to fraction form
    237.26/327.58 = 154.37/x
  3. Step 3: Cross multiply
    237.26x = 327.58 × 154.37
  4. Step 4: Simplify right side
    237.26x = 50,568.96
  5. Step 5: Solve for x
    x = 50,568.96/237.26
  6. Step 6: Final answer
    x = 213.14

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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.