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Finding the Fourth Proportional to 118,016.80, 177,025.20 and 113,351.20

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Solution

The fourth proportional to 118,016.80, 177,025.20 and 113,351.20 is: 170,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,016.80 : 177,025.20 = 113,351.20 : x
  2. Step 2: Convert to fraction form
    118,016.80/177,025.20 = 113,351.20/x
  3. Step 3: Cross multiply
    118,016.80x = 177,025.20 × 113,351.20
  4. Step 4: Simplify right side
    118,016.80x = 20,066,018,850.24
  5. Step 5: Solve for x
    x = 20,066,018,850.24/118,016.80
  6. Step 6: Final answer
    x = 170,026.80

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