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Finding the Fourth Proportional to 158.28, 237.21 and 97.29

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Solution

The fourth proportional to 158.28, 237.21 and 97.29 is: 145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.28 : 237.21 = 97.29 : x
  2. Step 2: Convert to fraction form
    158.28/237.21 = 97.29/x
  3. Step 3: Cross multiply
    158.28x = 237.21 × 97.29
  4. Step 4: Simplify right side
    158.28x = 23,078.16
  5. Step 5: Solve for x
    x = 23,078.16/158.28
  6. Step 6: Final answer
    x = 145.81

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