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Finding the Fourth Proportional to 88,163.46, 121,666.98 and 49,921.97

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Solution

The fourth proportional to 88,163.46, 121,666.98 and 49,921.97 is: 68,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,163.46 : 121,666.98 = 49,921.97 : x
  2. Step 2: Convert to fraction form
    88,163.46/121,666.98 = 49,921.97/x
  3. Step 3: Cross multiply
    88,163.46x = 121,666.98 × 49,921.97
  4. Step 4: Simplify right side
    88,163.46x = 6,073,854,467.61
  5. Step 5: Solve for x
    x = 6,073,854,467.61/88,163.46
  6. Step 6: Final answer
    x = 68,893.11

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