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Finding the Fourth Proportional to 117,662.40, 162,314.30 and 76,850.43

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Solution

The fourth proportional to 117,662.40, 162,314.30 and 76,850.43 is: 106,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,662.40 : 162,314.30 = 76,850.43 : x
  2. Step 2: Convert to fraction form
    117,662.40/162,314.30 = 76,850.43/x
  3. Step 3: Cross multiply
    117,662.40x = 162,314.30 × 76,850.43
  4. Step 4: Simplify right side
    117,662.40x = 12,473,923,365.90
  5. Step 5: Solve for x
    x = 12,473,923,365.90/117,662.40
  6. Step 6: Final answer
    x = 106,014.52

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