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Finding the Fourth Proportional to 253,110, 349,299.09 and 139,940.04

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Solution

The fourth proportional to 253,110, 349,299.09 and 139,940.04 is: 193,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,110 : 349,299.09 = 139,940.04 : x
  2. Step 2: Convert to fraction form
    253,110/349,299.09 = 139,940.04/x
  3. Step 3: Cross multiply
    253,110x = 349,299.09 × 139,940.04
  4. Step 4: Simplify right side
    253,110x = 48,880,928,626.56
  5. Step 5: Solve for x
    x = 48,880,928,626.56/253,110
  6. Step 6: Final answer
    x = 193,121.29

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