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Finding the Fourth Proportional to 119,917.20, 179,940.60 and 53,367.60

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Solution

The fourth proportional to 119,917.20, 179,940.60 and 53,367.60 is: 80,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,917.20 : 179,940.60 = 53,367.60 : x
  2. Step 2: Convert to fraction form
    119,917.20/179,940.60 = 53,367.60/x
  3. Step 3: Cross multiply
    119,917.20x = 179,940.60 × 53,367.60
  4. Step 4: Simplify right side
    119,917.20x = 9,602,997,964.56
  5. Step 5: Solve for x
    x = 9,602,997,964.56/119,917.20
  6. Step 6: Final answer
    x = 80,080.24

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