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Finding the Fourth Proportional to 112,030.38, 168,151.05 and 74,616.75

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Solution

The fourth proportional to 112,030.38, 168,151.05 and 74,616.75 is: 111,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,030.38 : 168,151.05 = 74,616.75 : x
  2. Step 2: Convert to fraction form
    112,030.38/168,151.05 = 74,616.75/x
  3. Step 3: Cross multiply
    112,030.38x = 168,151.05 × 74,616.75
  4. Step 4: Simplify right side
    112,030.38x = 12,546,884,860.09
  5. Step 5: Solve for x
    x = 12,546,884,860.09/112,030.38
  6. Step 6: Final answer
    x = 111,995.38

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