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Finding the Fourth Proportional to 117,739.20, 176,608.80 and 104,908.80

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Solution

The fourth proportional to 117,739.20, 176,608.80 and 104,908.80 is: 157,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,739.20 : 176,608.80 = 104,908.80 : x
  2. Step 2: Convert to fraction form
    117,739.20/176,608.80 = 104,908.80/x
  3. Step 3: Cross multiply
    117,739.20x = 176,608.80 × 104,908.80
  4. Step 4: Simplify right side
    117,739.20x = 18,527,817,277.44
  5. Step 5: Solve for x
    x = 18,527,817,277.44/117,739.20
  6. Step 6: Final answer
    x = 157,363.20

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