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Finding the Fourth Proportional to 178,864.80, 267,908.40 and 108,621.60

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Solution

The fourth proportional to 178,864.80, 267,908.40 and 108,621.60 is: 162,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,864.80 : 267,908.40 = 108,621.60 : x
  2. Step 2: Convert to fraction form
    178,864.80/267,908.40 = 108,621.60/x
  3. Step 3: Cross multiply
    178,864.80x = 267,908.40 × 108,621.60
  4. Step 4: Simplify right side
    178,864.80x = 29,100,639,061.44
  5. Step 5: Solve for x
    x = 29,100,639,061.44/178,864.80
  6. Step 6: Final answer
    x = 162,696.29

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