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Finding the Fourth Proportional to 179,781.60, 269,672.40 and 55,106.40

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Solution

The fourth proportional to 179,781.60, 269,672.40 and 55,106.40 is: 82,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,781.60 : 269,672.40 = 55,106.40 : x
  2. Step 2: Convert to fraction form
    179,781.60/269,672.40 = 55,106.40/x
  3. Step 3: Cross multiply
    179,781.60x = 269,672.40 × 55,106.40
  4. Step 4: Simplify right side
    179,781.60x = 14,860,675,143.36
  5. Step 5: Solve for x
    x = 14,860,675,143.36/179,781.60
  6. Step 6: Final answer
    x = 82,659.60

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