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Finding the Fourth Proportional to 202,148.20, 303,295.20 and 83,855.80

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Solution

The fourth proportional to 202,148.20, 303,295.20 and 83,855.80 is: 125,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,148.20 : 303,295.20 = 83,855.80 : x
  2. Step 2: Convert to fraction form
    202,148.20/303,295.20 = 83,855.80/x
  3. Step 3: Cross multiply
    202,148.20x = 303,295.20 × 83,855.80
  4. Step 4: Simplify right side
    202,148.20x = 25,433,061,632.16
  5. Step 5: Solve for x
    x = 25,433,061,632.16/202,148.20
  6. Step 6: Final answer
    x = 125,813.94

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