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Finding the Fourth Proportional to 53,812.40, 80,747.40 and 22,650.80

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Solution

The fourth proportional to 53,812.40, 80,747.40 and 22,650.80 is: 33,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812.40 : 80,747.40 = 22,650.80 : x
  2. Step 2: Convert to fraction form
    53,812.40/80,747.40 = 22,650.80/x
  3. Step 3: Cross multiply
    53,812.40x = 80,747.40 × 22,650.80
  4. Step 4: Simplify right side
    53,812.40x = 1,828,993,207.92
  5. Step 5: Solve for x
    x = 1,828,993,207.92/53,812.40
  6. Step 6: Final answer
    x = 33,988.32

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