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Finding the Fourth Proportional to 82,704.40, 124,056.60 and 43,273.60

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Solution

The fourth proportional to 82,704.40, 124,056.60 and 43,273.60 is: 64,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,704.40 : 124,056.60 = 43,273.60 : x
  2. Step 2: Convert to fraction form
    82,704.40/124,056.60 = 43,273.60/x
  3. Step 3: Cross multiply
    82,704.40x = 124,056.60 × 43,273.60
  4. Step 4: Simplify right side
    82,704.40x = 5,368,375,685.76
  5. Step 5: Solve for x
    x = 5,368,375,685.76/82,704.40
  6. Step 6: Final answer
    x = 64,910.40

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