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Finding the Fourth Proportional to 201,797.20, 302,566.20 and 83,515.60

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Solution

The fourth proportional to 201,797.20, 302,566.20 and 83,515.60 is: 125,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,797.20 : 302,566.20 = 83,515.60 : x
  2. Step 2: Convert to fraction form
    201,797.20/302,566.20 = 83,515.60/x
  3. Step 3: Cross multiply
    201,797.20x = 302,566.20 × 83,515.60
  4. Step 4: Simplify right side
    201,797.20x = 25,268,997,732.72
  5. Step 5: Solve for x
    x = 25,268,997,732.72/201,797.20
  6. Step 6: Final answer
    x = 125,219.76

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