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Finding the Fourth Proportional to 200,910.72, 301,356.16 and 74,575.52

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Solution

The fourth proportional to 200,910.72, 301,356.16 and 74,575.52 is: 111,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,910.72 : 301,356.16 = 74,575.52 : x
  2. Step 2: Convert to fraction form
    200,910.72/301,356.16 = 74,575.52/x
  3. Step 3: Cross multiply
    200,910.72x = 301,356.16 × 74,575.52
  4. Step 4: Simplify right side
    200,910.72x = 22,473,792,337.20
  5. Step 5: Solve for x
    x = 22,473,792,337.20/200,910.72
  6. Step 6: Final answer
    x = 111,859.60

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