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Finding the Fourth Proportional to 132,814.40, 199,221.60 and 122,676.80

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Solution

The fourth proportional to 132,814.40, 199,221.60 and 122,676.80 is: 184,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,814.40 : 199,221.60 = 122,676.80 : x
  2. Step 2: Convert to fraction form
    132,814.40/199,221.60 = 122,676.80/x
  3. Step 3: Cross multiply
    132,814.40x = 199,221.60 × 122,676.80
  4. Step 4: Simplify right side
    132,814.40x = 24,439,868,378.88
  5. Step 5: Solve for x
    x = 24,439,868,378.88/132,814.40
  6. Step 6: Final answer
    x = 184,015.20

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