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Finding the Fourth Proportional to 147,163.70, 203,079.86 and 83,500.14

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Solution

The fourth proportional to 147,163.70, 203,079.86 and 83,500.14 is: 115,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,163.70 : 203,079.86 = 83,500.14 : x
  2. Step 2: Convert to fraction form
    147,163.70/203,079.86 = 83,500.14/x
  3. Step 3: Cross multiply
    147,163.70x = 203,079.86 × 83,500.14
  4. Step 4: Simplify right side
    147,163.70x = 16,957,196,741.18
  5. Step 5: Solve for x
    x = 16,957,196,741.18/147,163.70
  6. Step 6: Final answer
    x = 115,226.76

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