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Finding the Fourth Proportional to 107,875.70, 161,787.62 and 55,258.10

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Solution

The fourth proportional to 107,875.70, 161,787.62 and 55,258.10 is: 82,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,875.70 : 161,787.62 = 55,258.10 : x
  2. Step 2: Convert to fraction form
    107,875.70/161,787.62 = 55,258.10/x
  3. Step 3: Cross multiply
    107,875.70x = 161,787.62 × 55,258.10
  4. Step 4: Simplify right side
    107,875.70x = 8,940,076,484.72
  5. Step 5: Solve for x
    x = 8,940,076,484.72/107,875.70
  6. Step 6: Final answer
    x = 82,873.87

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