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Finding the Fourth Proportional to 121,676.04, 167,912.60 and 67,961.16

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Solution

The fourth proportional to 121,676.04, 167,912.60 and 67,961.16 is: 93,786.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,676.04 : 167,912.60 = 67,961.16 : x
  2. Step 2: Convert to fraction form
    121,676.04/167,912.60 = 67,961.16/x
  3. Step 3: Cross multiply
    121,676.04x = 167,912.60 × 67,961.16
  4. Step 4: Simplify right side
    121,676.04x = 11,411,534,734.81
  5. Step 5: Solve for x
    x = 11,411,534,734.81/121,676.04
  6. Step 6: Final answer
    x = 93,786.21

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