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Finding the Fourth Proportional to 196,282.80, 270,871.56 and 111,401.28

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Solution

The fourth proportional to 196,282.80, 270,871.56 and 111,401.28 is: 153,734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,282.80 : 270,871.56 = 111,401.28 : x
  2. Step 2: Convert to fraction form
    196,282.80/270,871.56 = 111,401.28/x
  3. Step 3: Cross multiply
    196,282.80x = 270,871.56 × 111,401.28
  4. Step 4: Simplify right side
    196,282.80x = 30,175,438,499.60
  5. Step 5: Solve for x
    x = 30,175,438,499.60/196,282.80
  6. Step 6: Final answer
    x = 153,734.50

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