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Finding the Fourth Proportional to 121,074.88, 167,078.28 and 67,362.16

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Solution

The fourth proportional to 121,074.88, 167,078.28 and 67,362.16 is: 92,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,074.88 : 167,078.28 = 67,362.16 : x
  2. Step 2: Convert to fraction form
    121,074.88/167,078.28 = 67,362.16/x
  3. Step 3: Cross multiply
    121,074.88x = 167,078.28 × 67,362.16
  4. Step 4: Simplify right side
    121,074.88x = 11,254,753,829.88
  5. Step 5: Solve for x
    x = 11,254,753,829.88/121,074.88
  6. Step 6: Final answer
    x = 92,956.97

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