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Finding the Fourth Proportional to 109,359.70, 164,039.55 and 73,930.30

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Solution

The fourth proportional to 109,359.70, 164,039.55 and 73,930.30 is: 110,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,359.70 : 164,039.55 = 73,930.30 : x
  2. Step 2: Convert to fraction form
    109,359.70/164,039.55 = 73,930.30/x
  3. Step 3: Cross multiply
    109,359.70x = 164,039.55 × 73,930.30
  4. Step 4: Simplify right side
    109,359.70x = 12,127,493,143.37
  5. Step 5: Solve for x
    x = 12,127,493,143.37/109,359.70
  6. Step 6: Final answer
    x = 110,895.45

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