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Finding the Fourth Proportional to 129,856.80, 179,202.66 and 73,268.22

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Solution

The fourth proportional to 129,856.80, 179,202.66 and 73,268.22 is: 101,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,856.80 : 179,202.66 = 73,268.22 : x
  2. Step 2: Convert to fraction form
    129,856.80/179,202.66 = 73,268.22/x
  3. Step 3: Cross multiply
    129,856.80x = 179,202.66 × 73,268.22
  4. Step 4: Simplify right side
    129,856.80x = 13,129,859,917.47
  5. Step 5: Solve for x
    x = 13,129,859,917.47/129,856.80
  6. Step 6: Final answer
    x = 101,110.30

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