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Finding the Fourth Proportional to 166,163.16, 229,303.99 and 90,711.66

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Solution

The fourth proportional to 166,163.16, 229,303.99 and 90,711.66 is: 125,181.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,163.16 : 229,303.99 = 90,711.66 : x
  2. Step 2: Convert to fraction form
    166,163.16/229,303.99 = 90,711.66/x
  3. Step 3: Cross multiply
    166,163.16x = 229,303.99 × 90,711.66
  4. Step 4: Simplify right side
    166,163.16x = 20,800,545,577.52
  5. Step 5: Solve for x
    x = 20,800,545,577.52/166,163.16
  6. Step 6: Final answer
    x = 125,181.45

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