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Finding the Fourth Proportional to 185,020.80, 277,660.80 and 118,622.40

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Solution

The fourth proportional to 185,020.80, 277,660.80 and 118,622.40 is: 178,016.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,020.80 : 277,660.80 = 118,622.40 : x
  2. Step 2: Convert to fraction form
    185,020.80/277,660.80 = 118,622.40/x
  3. Step 3: Cross multiply
    185,020.80x = 277,660.80 × 118,622.40
  4. Step 4: Simplify right side
    185,020.80x = 32,936,790,481.92
  5. Step 5: Solve for x
    x = 32,936,790,481.92/185,020.80
  6. Step 6: Final answer
    x = 178,016.69

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