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Finding the Fourth Proportional to 84,829.60, 127,244.40 and 51,614.80

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Solution

The fourth proportional to 84,829.60, 127,244.40 and 51,614.80 is: 77,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,829.60 : 127,244.40 = 51,614.80 : x
  2. Step 2: Convert to fraction form
    84,829.60/127,244.40 = 51,614.80/x
  3. Step 3: Cross multiply
    84,829.60x = 127,244.40 × 51,614.80
  4. Step 4: Simplify right side
    84,829.60x = 6,567,694,257.12
  5. Step 5: Solve for x
    x = 6,567,694,257.12/84,829.60
  6. Step 6: Final answer
    x = 77,422.20

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