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Finding the Fourth Proportional to 194,919.94, 268,989.44 and 105,495.94

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Solution

The fourth proportional to 194,919.94, 268,989.44 and 105,495.94 is: 145,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,919.94 : 268,989.44 = 105,495.94 : x
  2. Step 2: Convert to fraction form
    194,919.94/268,989.44 = 105,495.94/x
  3. Step 3: Cross multiply
    194,919.94x = 268,989.44 × 105,495.94
  4. Step 4: Simplify right side
    194,919.94x = 28,377,293,822.87
  5. Step 5: Solve for x
    x = 28,377,293,822.87/194,919.94
  6. Step 6: Final answer
    x = 145,584.36

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