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Finding the Fourth Proportional to 197, 295.55 and 68.75

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Solution

The fourth proportional to 197, 295.55 and 68.75 is: 103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197 : 295.55 = 68.75 : x
  2. Step 2: Convert to fraction form
    197/295.55 = 68.75/x
  3. Step 3: Cross multiply
    197x = 295.55 × 68.75
  4. Step 4: Simplify right side
    197x = 20,319.06
  5. Step 5: Solve for x
    x = 20,319.06/197
  6. Step 6: Final answer
    x = 103.14

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