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Finding the Fourth Proportional to 192,450.42, 288,641.61 and 52,219.98

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Solution

The fourth proportional to 192,450.42, 288,641.61 and 52,219.98 is: 78,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,450.42 : 288,641.61 = 52,219.98 : x
  2. Step 2: Convert to fraction form
    192,450.42/288,641.61 = 52,219.98/x
  3. Step 3: Cross multiply
    192,450.42x = 288,641.61 × 52,219.98
  4. Step 4: Simplify right side
    192,450.42x = 15,072,859,101.37
  5. Step 5: Solve for x
    x = 15,072,859,101.37/192,450.42
  6. Step 6: Final answer
    x = 78,320.74

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