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Finding the Fourth Proportional to 196,660.80, 294,991.20 and 117,734.40

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Solution

The fourth proportional to 196,660.80, 294,991.20 and 117,734.40 is: 176,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,660.80 : 294,991.20 = 117,734.40 : x
  2. Step 2: Convert to fraction form
    196,660.80/294,991.20 = 117,734.40/x
  3. Step 3: Cross multiply
    196,660.80x = 294,991.20 × 117,734.40
  4. Step 4: Simplify right side
    196,660.80x = 34,730,611,937.28
  5. Step 5: Solve for x
    x = 34,730,611,937.28/196,660.80
  6. Step 6: Final answer
    x = 176,601.60

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