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Finding the Fourth Proportional to 222,187.55, 332,309.33 and 198,665.15

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Solution

The fourth proportional to 222,187.55, 332,309.33 and 198,665.15 is: 297,128.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,187.55 : 332,309.33 = 198,665.15 : x
  2. Step 2: Convert to fraction form
    222,187.55/332,309.33 = 198,665.15/x
  3. Step 3: Cross multiply
    222,187.55x = 332,309.33 × 198,665.15
  4. Step 4: Simplify right side
    222,187.55x = 66,018,281,897.52
  5. Step 5: Solve for x
    x = 66,018,281,897.52/222,187.55
  6. Step 6: Final answer
    x = 297,128.63

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