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Finding the Fourth Proportional to 107,800.56, 161,625.42 and 47,796.12

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Solution

The fourth proportional to 107,800.56, 161,625.42 and 47,796.12 is: 71,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,800.56 : 161,625.42 = 47,796.12 : x
  2. Step 2: Convert to fraction form
    107,800.56/161,625.42 = 47,796.12/x
  3. Step 3: Cross multiply
    107,800.56x = 161,625.42 × 47,796.12
  4. Step 4: Simplify right side
    107,800.56x = 7,725,067,969.37
  5. Step 5: Solve for x
    x = 7,725,067,969.37/107,800.56
  6. Step 6: Final answer
    x = 71,660.74

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