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Finding the Fourth Proportional to 222,364.61, 306,865.56 and 120,392.19

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Solution

The fourth proportional to 222,364.61, 306,865.56 and 120,392.19 is: 166,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,364.61 : 306,865.56 = 120,392.19 : x
  2. Step 2: Convert to fraction form
    222,364.61/306,865.56 = 120,392.19/x
  3. Step 3: Cross multiply
    222,364.61x = 306,865.56 × 120,392.19
  4. Step 4: Simplify right side
    222,364.61x = 36,944,217,255.45
  5. Step 5: Solve for x
    x = 36,944,217,255.45/222,364.61
  6. Step 6: Final answer
    x = 166,142.52

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