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Finding the Fourth Proportional to 168,974.42, 233,168.87 and 100,977.86

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Solution

The fourth proportional to 168,974.42, 233,168.87 and 100,977.86 is: 139,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,974.42 : 233,168.87 = 100,977.86 : x
  2. Step 2: Convert to fraction form
    168,974.42/233,168.87 = 100,977.86/x
  3. Step 3: Cross multiply
    168,974.42x = 233,168.87 × 100,977.86
  4. Step 4: Simplify right side
    168,974.42x = 23,544,891,840.48
  5. Step 5: Solve for x
    x = 23,544,891,840.48/168,974.42
  6. Step 6: Final answer
    x = 139,339.98

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