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Finding the Fourth Proportional to 107,221.94, 161,084.22 and 101,162.80

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Solution

The fourth proportional to 107,221.94, 161,084.22 and 101,162.80 is: 151,981.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,221.94 : 161,084.22 = 101,162.80 : x
  2. Step 2: Convert to fraction form
    107,221.94/161,084.22 = 101,162.80/x
  3. Step 3: Cross multiply
    107,221.94x = 161,084.22 × 101,162.80
  4. Step 4: Simplify right side
    107,221.94x = 16,295,730,731.02
  5. Step 5: Solve for x
    x = 16,295,730,731.02/107,221.94
  6. Step 6: Final answer
    x = 151,981.31

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