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Finding the Fourth Proportional to 192,876.10, 289,314.15 and 50,721.10

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Solution

The fourth proportional to 192,876.10, 289,314.15 and 50,721.10 is: 76,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,876.10 : 289,314.15 = 50,721.10 : x
  2. Step 2: Convert to fraction form
    192,876.10/289,314.15 = 50,721.10/x
  3. Step 3: Cross multiply
    192,876.10x = 289,314.15 × 50,721.10
  4. Step 4: Simplify right side
    192,876.10x = 14,674,331,933.57
  5. Step 5: Solve for x
    x = 14,674,331,933.57/192,876.10
  6. Step 6: Final answer
    x = 76,081.65

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