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Finding the Fourth Proportional to 107,360.30, 161,040.45 and 54,872.30

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Solution

The fourth proportional to 107,360.30, 161,040.45 and 54,872.30 is: 82,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,360.30 : 161,040.45 = 54,872.30 : x
  2. Step 2: Convert to fraction form
    107,360.30/161,040.45 = 54,872.30/x
  3. Step 3: Cross multiply
    107,360.30x = 161,040.45 × 54,872.30
  4. Step 4: Simplify right side
    107,360.30x = 8,836,659,884.54
  5. Step 5: Solve for x
    x = 8,836,659,884.54/107,360.30
  6. Step 6: Final answer
    x = 82,308.45

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