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Finding the Fourth Proportional to 111.04, 153.09 and 94.64

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Solution

The fourth proportional to 111.04, 153.09 and 94.64 is: 130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111.04 : 153.09 = 94.64 : x
  2. Step 2: Convert to fraction form
    111.04/153.09 = 94.64/x
  3. Step 3: Cross multiply
    111.04x = 153.09 × 94.64
  4. Step 4: Simplify right side
    111.04x = 14,487.67
  5. Step 5: Solve for x
    x = 14,487.67/111.04
  6. Step 6: Final answer
    x = 130.48

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