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Finding the Fourth Proportional to 81,333.05, 112,241.98 and 45,522.14

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Solution

The fourth proportional to 81,333.05, 112,241.98 and 45,522.14 is: 62,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,333.05 : 112,241.98 = 45,522.14 : x
  2. Step 2: Convert to fraction form
    81,333.05/112,241.98 = 45,522.14/x
  3. Step 3: Cross multiply
    81,333.05x = 112,241.98 × 45,522.14
  4. Step 4: Simplify right side
    81,333.05x = 5,109,494,338.62
  5. Step 5: Solve for x
    x = 5,109,494,338.62/81,333.05
  6. Step 6: Final answer
    x = 62,821.87

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