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Finding the Fourth Proportional to 104.04, 143.62 and 69.56

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Solution

The fourth proportional to 104.04, 143.62 and 69.56 is: 96.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104.04 : 143.62 = 69.56 : x
  2. Step 2: Convert to fraction form
    104.04/143.62 = 69.56/x
  3. Step 3: Cross multiply
    104.04x = 143.62 × 69.56
  4. Step 4: Simplify right side
    104.04x = 9,990.21
  5. Step 5: Solve for x
    x = 9,990.21/104.04
  6. Step 6: Final answer
    x = 96.02

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