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Finding the Fourth Proportional to 118,222.80, 176,822.20 and 105,832.40

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Solution

The fourth proportional to 118,222.80, 176,822.20 and 105,832.40 is: 158,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,222.80 : 176,822.20 = 105,832.40 : x
  2. Step 2: Convert to fraction form
    118,222.80/176,822.20 = 105,832.40/x
  3. Step 3: Cross multiply
    118,222.80x = 176,822.20 × 105,832.40
  4. Step 4: Simplify right side
    118,222.80x = 18,713,517,799.28
  5. Step 5: Solve for x
    x = 18,713,517,799.28/118,222.80
  6. Step 6: Final answer
    x = 158,290.26

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