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Finding the Fourth Proportional to 207,224.52, 310,836.78 and 137,087.43

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Solution

The fourth proportional to 207,224.52, 310,836.78 and 137,087.43 is: 205,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,224.52 : 310,836.78 = 137,087.43 : x
  2. Step 2: Convert to fraction form
    207,224.52/310,836.78 = 137,087.43/x
  3. Step 3: Cross multiply
    207,224.52x = 310,836.78 × 137,087.43
  4. Step 4: Simplify right side
    207,224.52x = 42,611,815,319.68
  5. Step 5: Solve for x
    x = 42,611,815,319.68/207,224.52
  6. Step 6: Final answer
    x = 205,631.15

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