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Finding the Fourth Proportional to 204,430.16, 306,623.67 and 54,685.57

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Solution

The fourth proportional to 204,430.16, 306,623.67 and 54,685.57 is: 82,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,430.16 : 306,623.67 = 54,685.57 : x
  2. Step 2: Convert to fraction form
    204,430.16/306,623.67 = 54,685.57/x
  3. Step 3: Cross multiply
    204,430.16x = 306,623.67 × 54,685.57
  4. Step 4: Simplify right side
    204,430.16x = 16,767,890,169.44
  5. Step 5: Solve for x
    x = 16,767,890,169.44/204,430.16
  6. Step 6: Final answer
    x = 82,022.58

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