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Finding the Fourth Proportional to 203,046.03, 280,199.07 and 111,165.12

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Solution

The fourth proportional to 203,046.03, 280,199.07 and 111,165.12 is: 153,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,046.03 : 280,199.07 = 111,165.12 : x
  2. Step 2: Convert to fraction form
    203,046.03/280,199.07 = 111,165.12/x
  3. Step 3: Cross multiply
    203,046.03x = 280,199.07 × 111,165.12
  4. Step 4: Simplify right side
    203,046.03x = 31,148,363,240.44
  5. Step 5: Solve for x
    x = 31,148,363,240.44/203,046.03
  6. Step 6: Final answer
    x = 153,405.43

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