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Finding the Fourth Proportional to 132,328.40, 198,492.60 and 131,406.80

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Solution

The fourth proportional to 132,328.40, 198,492.60 and 131,406.80 is: 197,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,328.40 : 198,492.60 = 131,406.80 : x
  2. Step 2: Convert to fraction form
    132,328.40/198,492.60 = 131,406.80/x
  3. Step 3: Cross multiply
    132,328.40x = 198,492.60 × 131,406.80
  4. Step 4: Simplify right side
    132,328.40x = 26,083,277,389.68
  5. Step 5: Solve for x
    x = 26,083,277,389.68/132,328.40
  6. Step 6: Final answer
    x = 197,110.20

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