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Finding the Fourth Proportional to 83,792.05, 115,633.78 and 45,551.67

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Solution

The fourth proportional to 83,792.05, 115,633.78 and 45,551.67 is: 62,861.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,792.05 : 115,633.78 = 45,551.67 : x
  2. Step 2: Convert to fraction form
    83,792.05/115,633.78 = 45,551.67/x
  3. Step 3: Cross multiply
    83,792.05x = 115,633.78 × 45,551.67
  4. Step 4: Simplify right side
    83,792.05x = 5,267,311,787.41
  5. Step 5: Solve for x
    x = 5,267,311,787.41/83,792.05
  6. Step 6: Final answer
    x = 62,861.71

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