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Finding the Fourth Proportional to 231,661.40, 347,716.80 and 111,802.73

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Solution

The fourth proportional to 231,661.40, 347,716.80 and 111,802.73 is: 167,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,661.40 : 347,716.80 = 111,802.73 : x
  2. Step 2: Convert to fraction form
    231,661.40/347,716.80 = 111,802.73/x
  3. Step 3: Cross multiply
    231,661.40x = 347,716.80 × 111,802.73
  4. Step 4: Simplify right side
    231,661.40x = 38,875,687,506.86
  5. Step 5: Solve for x
    x = 38,875,687,506.86/231,661.40
  6. Step 6: Final answer
    x = 167,812.54

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