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Finding the Fourth Proportional to 120,333.44, 166,060.32 and 71,966.72

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Solution

The fourth proportional to 120,333.44, 166,060.32 and 71,966.72 is: 99,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,333.44 : 166,060.32 = 71,966.72 : x
  2. Step 2: Convert to fraction form
    120,333.44/166,060.32 = 71,966.72/x
  3. Step 3: Cross multiply
    120,333.44x = 166,060.32 × 71,966.72
  4. Step 4: Simplify right side
    120,333.44x = 11,950,816,552.55
  5. Step 5: Solve for x
    x = 11,950,816,552.55/120,333.44
  6. Step 6: Final answer
    x = 99,314.18

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