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Finding the Fourth Proportional to 55,412.40, 83,118.60 and 33,250.80

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Solution

The fourth proportional to 55,412.40, 83,118.60 and 33,250.80 is: 49,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412.40 : 83,118.60 = 33,250.80 : x
  2. Step 2: Convert to fraction form
    55,412.40/83,118.60 = 33,250.80/x
  3. Step 3: Cross multiply
    55,412.40x = 83,118.60 × 33,250.80
  4. Step 4: Simplify right side
    55,412.40x = 2,763,759,944.88
  5. Step 5: Solve for x
    x = 2,763,759,944.88/55,412.40
  6. Step 6: Final answer
    x = 49,876.20

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