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Finding the Fourth Proportional to 203,303.71, 280,566.36 and 122,715.49

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Solution

The fourth proportional to 203,303.71, 280,566.36 and 122,715.49 is: 169,351.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,303.71 : 280,566.36 = 122,715.49 : x
  2. Step 2: Convert to fraction form
    203,303.71/280,566.36 = 122,715.49/x
  3. Step 3: Cross multiply
    203,303.71x = 280,566.36 × 122,715.49
  4. Step 4: Simplify right side
    203,303.71x = 34,429,839,008.06
  5. Step 5: Solve for x
    x = 34,429,839,008.06/203,303.71
  6. Step 6: Final answer
    x = 169,351.75

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