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Finding the Fourth Proportional to 81,606.83, 122,410.24 and 70,671.83

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Solution

The fourth proportional to 81,606.83, 122,410.24 and 70,671.83 is: 106,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,606.83 : 122,410.24 = 70,671.83 : x
  2. Step 2: Convert to fraction form
    81,606.83/122,410.24 = 70,671.83/x
  3. Step 3: Cross multiply
    81,606.83x = 122,410.24 × 70,671.83
  4. Step 4: Simplify right side
    81,606.83x = 8,650,954,882.81
  5. Step 5: Solve for x
    x = 8,650,954,882.81/81,606.83
  6. Step 6: Final answer
    x = 106,007.74

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