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Finding the Fourth Proportional to 104,722.65, 144,517.89 and 56,976.35

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Solution

The fourth proportional to 104,722.65, 144,517.89 and 56,976.35 is: 78,627.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,722.65 : 144,517.89 = 56,976.35 : x
  2. Step 2: Convert to fraction form
    104,722.65/144,517.89 = 56,976.35/x
  3. Step 3: Cross multiply
    104,722.65x = 144,517.89 × 56,976.35
  4. Step 4: Simplify right side
    104,722.65x = 8,234,101,159.31
  5. Step 5: Solve for x
    x = 8,234,101,159.31/104,722.65
  6. Step 6: Final answer
    x = 78,627.70

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