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Finding the Fourth Proportional to 132,904.80, 199,357.20 and 122,407.20

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Solution

The fourth proportional to 132,904.80, 199,357.20 and 122,407.20 is: 183,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,904.80 : 199,357.20 = 122,407.20 : x
  2. Step 2: Convert to fraction form
    132,904.80/199,357.20 = 122,407.20/x
  3. Step 3: Cross multiply
    132,904.80x = 199,357.20 × 122,407.20
  4. Step 4: Simplify right side
    132,904.80x = 24,402,756,651.84
  5. Step 5: Solve for x
    x = 24,402,756,651.84/132,904.80
  6. Step 6: Final answer
    x = 183,610.80

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