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Finding the Fourth Proportional to 120,551.86, 166,352.84 and 66,095.31

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Solution

The fourth proportional to 120,551.86, 166,352.84 and 66,095.31 is: 91,206.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,551.86 : 166,352.84 = 66,095.31 : x
  2. Step 2: Convert to fraction form
    120,551.86/166,352.84 = 66,095.31/x
  3. Step 3: Cross multiply
    120,551.86x = 166,352.84 × 66,095.31
  4. Step 4: Simplify right side
    120,551.86x = 10,995,142,134.65
  5. Step 5: Solve for x
    x = 10,995,142,134.65/120,551.86
  6. Step 6: Final answer
    x = 91,206.74

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