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Finding the Fourth Proportional to 111,885.20, 167,827.80 and 107,584.40

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Solution

The fourth proportional to 111,885.20, 167,827.80 and 107,584.40 is: 161,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,885.20 : 167,827.80 = 107,584.40 : x
  2. Step 2: Convert to fraction form
    111,885.20/167,827.80 = 107,584.40/x
  3. Step 3: Cross multiply
    111,885.20x = 167,827.80 × 107,584.40
  4. Step 4: Simplify right side
    111,885.20x = 18,055,653,166.32
  5. Step 5: Solve for x
    x = 18,055,653,166.32/111,885.20
  6. Step 6: Final answer
    x = 161,376.60

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