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Finding the Fourth Proportional to 281,853.80, 388,949.82 and 154,525.04

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Solution

The fourth proportional to 281,853.80, 388,949.82 and 154,525.04 is: 213,239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,853.80 : 388,949.82 = 154,525.04 : x
  2. Step 2: Convert to fraction form
    281,853.80/388,949.82 = 154,525.04/x
  3. Step 3: Cross multiply
    281,853.80x = 388,949.82 × 154,525.04
  4. Step 4: Simplify right side
    281,853.80x = 60,102,486,493.49
  5. Step 5: Solve for x
    x = 60,102,486,493.49/281,853.80
  6. Step 6: Final answer
    x = 213,239.94

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