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Finding the Fourth Proportional to 168,071.64, 252,146.34 and 74,584.68

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Solution

The fourth proportional to 168,071.64, 252,146.34 and 74,584.68 is: 111,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,071.64 : 252,146.34 = 74,584.68 : x
  2. Step 2: Convert to fraction form
    168,071.64/252,146.34 = 74,584.68/x
  3. Step 3: Cross multiply
    168,071.64x = 252,146.34 × 74,584.68
  4. Step 4: Simplify right side
    168,071.64x = 18,806,254,082.07
  5. Step 5: Solve for x
    x = 18,806,254,082.07/168,071.64
  6. Step 6: Final answer
    x = 111,894.27

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