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Finding the Fourth Proportional to 200,361.09, 275,940.76 and 154,871.49

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Solution

The fourth proportional to 200,361.09, 275,940.76 and 154,871.49 is: 213,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,361.09 : 275,940.76 = 154,871.49 : x
  2. Step 2: Convert to fraction form
    200,361.09/275,940.76 = 154,871.49/x
  3. Step 3: Cross multiply
    200,361.09x = 275,940.76 × 154,871.49
  4. Step 4: Simplify right side
    200,361.09x = 42,735,356,652.93
  5. Step 5: Solve for x
    x = 42,735,356,652.93/200,361.09
  6. Step 6: Final answer
    x = 213,291.70

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