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Finding the Fourth Proportional to 204,756.53, 306,760.57 and 148,457.21

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Solution

The fourth proportional to 204,756.53, 306,760.57 and 148,457.21 is: 222,414.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,756.53 : 306,760.57 = 148,457.21 : x
  2. Step 2: Convert to fraction form
    204,756.53/306,760.57 = 148,457.21/x
  3. Step 3: Cross multiply
    204,756.53x = 306,760.57 × 148,457.21
  4. Step 4: Simplify right side
    204,756.53x = 45,540,816,455.26
  5. Step 5: Solve for x
    x = 45,540,816,455.26/204,756.53
  6. Step 6: Final answer
    x = 222,414.48

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