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Finding the Fourth Proportional to 237.14, 327.03 and 154.16

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Solution

The fourth proportional to 237.14, 327.03 and 154.16 is: 212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.14 : 327.03 = 154.16 : x
  2. Step 2: Convert to fraction form
    237.14/327.03 = 154.16/x
  3. Step 3: Cross multiply
    237.14x = 327.03 × 154.16
  4. Step 4: Simplify right side
    237.14x = 50,413.31
  5. Step 5: Solve for x
    x = 50,413.31/237.14
  6. Step 6: Final answer
    x = 212.59

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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.