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Finding the Fourth Proportional to 111,198.75, 153,448.19 and 65,252.23

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Solution

The fourth proportional to 111,198.75, 153,448.19 and 65,252.23 is: 90,044.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,198.75 : 153,448.19 = 65,252.23 : x
  2. Step 2: Convert to fraction form
    111,198.75/153,448.19 = 65,252.23/x
  3. Step 3: Cross multiply
    111,198.75x = 153,448.19 × 65,252.23
  4. Step 4: Simplify right side
    111,198.75x = 10,012,836,586.96
  5. Step 5: Solve for x
    x = 10,012,836,586.96/111,198.75
  6. Step 6: Final answer
    x = 90,044.51

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