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Finding the Fourth Proportional to 268.12, 401.94 and 97

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Solution

The fourth proportional to 268.12, 401.94 and 97 is: 145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.12 : 401.94 = 97 : x
  2. Step 2: Convert to fraction form
    268.12/401.94 = 97/x
  3. Step 3: Cross multiply
    268.12x = 401.94 × 97
  4. Step 4: Simplify right side
    268.12x = 38,988.18
  5. Step 5: Solve for x
    x = 38,988.18/268.12
  6. Step 6: Final answer
    x = 145.41

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