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Finding the Fourth Proportional to 120,718.01, 166,589.59 and 67,003.49

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Solution

The fourth proportional to 120,718.01, 166,589.59 and 67,003.49 is: 92,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,718.01 : 166,589.59 = 67,003.49 : x
  2. Step 2: Convert to fraction form
    120,718.01/166,589.59 = 67,003.49/x
  3. Step 3: Cross multiply
    120,718.01x = 166,589.59 × 67,003.49
  4. Step 4: Simplify right side
    120,718.01x = 11,162,083,927.67
  5. Step 5: Solve for x
    x = 11,162,083,927.67/120,718.01
  6. Step 6: Final answer
    x = 92,464.11

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