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Finding the Fourth Proportional to 105,964.56, 146,223.72 and 58,219.92

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Solution

The fourth proportional to 105,964.56, 146,223.72 and 58,219.92 is: 80,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,964.56 : 146,223.72 = 58,219.92 : x
  2. Step 2: Convert to fraction form
    105,964.56/146,223.72 = 58,219.92/x
  3. Step 3: Cross multiply
    105,964.56x = 146,223.72 × 58,219.92
  4. Step 4: Simplify right side
    105,964.56x = 8,513,133,280.50
  5. Step 5: Solve for x
    x = 8,513,133,280.50/105,964.56
  6. Step 6: Final answer
    x = 80,339.44

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