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Finding the Fourth Proportional to 132,898.60, 199,218.30 and 118,901.80

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Solution

The fourth proportional to 132,898.60, 199,218.30 and 118,901.80 is: 178,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,898.60 : 199,218.30 = 118,901.80 : x
  2. Step 2: Convert to fraction form
    132,898.60/199,218.30 = 118,901.80/x
  3. Step 3: Cross multiply
    132,898.60x = 199,218.30 × 118,901.80
  4. Step 4: Simplify right side
    132,898.60x = 23,687,414,462.94
  5. Step 5: Solve for x
    x = 23,687,414,462.94/132,898.60
  6. Step 6: Final answer
    x = 178,236.75

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