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Finding the Fourth Proportional to 132,712.40, 199,068.60 and 122,574.80

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Solution

The fourth proportional to 132,712.40, 199,068.60 and 122,574.80 is: 183,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,712.40 : 199,068.60 = 122,574.80 : x
  2. Step 2: Convert to fraction form
    132,712.40/199,068.60 = 122,574.80/x
  3. Step 3: Cross multiply
    132,712.40x = 199,068.60 × 122,574.80
  4. Step 4: Simplify right side
    132,712.40x = 24,400,793,831.28
  5. Step 5: Solve for x
    x = 24,400,793,831.28/132,712.40
  6. Step 6: Final answer
    x = 183,862.20

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