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Finding the Fourth Proportional to 111,279.92, 166,944.60 and 32,400.32

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Solution

The fourth proportional to 111,279.92, 166,944.60 and 32,400.32 is: 48,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,279.92 : 166,944.60 = 32,400.32 : x
  2. Step 2: Convert to fraction form
    111,279.92/166,944.60 = 32,400.32/x
  3. Step 3: Cross multiply
    111,279.92x = 166,944.60 × 32,400.32
  4. Step 4: Simplify right side
    111,279.92x = 5,409,058,462.27
  5. Step 5: Solve for x
    x = 5,409,058,462.27/111,279.92
  6. Step 6: Final answer
    x = 48,607.68

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