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Finding the Fourth Proportional to 194,896.30, 268,956.89 and 105,472.30

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Solution

The fourth proportional to 194,896.30, 268,956.89 and 105,472.30 is: 145,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,896.30 : 268,956.89 = 105,472.30 : x
  2. Step 2: Convert to fraction form
    194,896.30/268,956.89 = 105,472.30/x
  3. Step 3: Cross multiply
    194,896.30x = 268,956.89 × 105,472.30
  4. Step 4: Simplify right side
    194,896.30x = 28,367,501,789.15
  5. Step 5: Solve for x
    x = 28,367,501,789.15/194,896.30
  6. Step 6: Final answer
    x = 145,551.77

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