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Finding the Fourth Proportional to 117,133.62, 161,644.77 and 63,419.22

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Solution

The fourth proportional to 117,133.62, 161,644.77 and 63,419.22 is: 87,518.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,133.62 : 161,644.77 = 63,419.22 : x
  2. Step 2: Convert to fraction form
    117,133.62/161,644.77 = 63,419.22/x
  3. Step 3: Cross multiply
    117,133.62x = 161,644.77 × 63,419.22
  4. Step 4: Simplify right side
    117,133.62x = 10,251,385,230.48
  5. Step 5: Solve for x
    x = 10,251,385,230.48/117,133.62
  6. Step 6: Final answer
    x = 87,518.73

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