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Finding the Fourth Proportional to 120,594.69, 166,420.62 and 66,887.91

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Solution

The fourth proportional to 120,594.69, 166,420.62 and 66,887.91 is: 92,305.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,594.69 : 166,420.62 = 66,887.91 : x
  2. Step 2: Convert to fraction form
    120,594.69/166,420.62 = 66,887.91/x
  3. Step 3: Cross multiply
    120,594.69x = 166,420.62 × 66,887.91
  4. Step 4: Simplify right side
    120,594.69x = 11,131,527,452.70
  5. Step 5: Solve for x
    x = 11,131,527,452.70/120,594.69
  6. Step 6: Final answer
    x = 92,305.29

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