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Finding the Fourth Proportional to 206,674.80, 310,012.20 and 73,705.20

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Solution

The fourth proportional to 206,674.80, 310,012.20 and 73,705.20 is: 110,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,674.80 : 310,012.20 = 73,705.20 : x
  2. Step 2: Convert to fraction form
    206,674.80/310,012.20 = 73,705.20/x
  3. Step 3: Cross multiply
    206,674.80x = 310,012.20 × 73,705.20
  4. Step 4: Simplify right side
    206,674.80x = 22,849,511,203.44
  5. Step 5: Solve for x
    x = 22,849,511,203.44/206,674.80
  6. Step 6: Final answer
    x = 110,557.80

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