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Finding the Fourth Proportional to 130,025.70, 194,930.55 and 55,203.30

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Solution

The fourth proportional to 130,025.70, 194,930.55 and 55,203.30 is: 82,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,025.70 : 194,930.55 = 55,203.30 : x
  2. Step 2: Convert to fraction form
    130,025.70/194,930.55 = 55,203.30/x
  3. Step 3: Cross multiply
    130,025.70x = 194,930.55 × 55,203.30
  4. Step 4: Simplify right side
    130,025.70x = 10,760,809,630.82
  5. Step 5: Solve for x
    x = 10,760,809,630.82/130,025.70
  6. Step 6: Final answer
    x = 82,759.10

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