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Finding the Fourth Proportional to 204,069.10, 306,103.65 and 133,210.30

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Solution

The fourth proportional to 204,069.10, 306,103.65 and 133,210.30 is: 199,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,069.10 : 306,103.65 = 133,210.30 : x
  2. Step 2: Convert to fraction form
    204,069.10/306,103.65 = 133,210.30/x
  3. Step 3: Cross multiply
    204,069.10x = 306,103.65 × 133,210.30
  4. Step 4: Simplify right side
    204,069.10x = 40,776,159,047.60
  5. Step 5: Solve for x
    x = 40,776,159,047.60/204,069.10
  6. Step 6: Final answer
    x = 199,815.45

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