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Finding the Fourth Proportional to 218,045.40, 327,068.10 and 112,896.60

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Solution

The fourth proportional to 218,045.40, 327,068.10 and 112,896.60 is: 169,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,045.40 : 327,068.10 = 112,896.60 : x
  2. Step 2: Convert to fraction form
    218,045.40/327,068.10 = 112,896.60/x
  3. Step 3: Cross multiply
    218,045.40x = 327,068.10 × 112,896.60
  4. Step 4: Simplify right side
    218,045.40x = 36,924,876,458.46
  5. Step 5: Solve for x
    x = 36,924,876,458.46/218,045.40
  6. Step 6: Final answer
    x = 169,344.90

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