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Finding the Fourth Proportional to 107,877.70, 161,790.62 and 55,260.10

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Solution

The fourth proportional to 107,877.70, 161,790.62 and 55,260.10 is: 82,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,877.70 : 161,790.62 = 55,260.10 : x
  2. Step 2: Convert to fraction form
    107,877.70/161,790.62 = 55,260.10/x
  3. Step 3: Cross multiply
    107,877.70x = 161,790.62 × 55,260.10
  4. Step 4: Simplify right side
    107,877.70x = 8,940,565,840.26
  5. Step 5: Solve for x
    x = 8,940,565,840.26/107,877.70
  6. Step 6: Final answer
    x = 82,876.87

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