Home / 156,921.25-235,249.20-68,107.99

Finding the Fourth Proportional to 156,921.25, 235,249.20 and 68,107.99

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Solution

The fourth proportional to 156,921.25, 235,249.20 and 68,107.99 is: 102,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,921.25 : 235,249.20 = 68,107.99 : x
  2. Step 2: Convert to fraction form
    156,921.25/235,249.20 = 68,107.99/x
  3. Step 3: Cross multiply
    156,921.25x = 235,249.20 × 68,107.99
  4. Step 4: Simplify right side
    156,921.25x = 16,022,350,161.11
  5. Step 5: Solve for x
    x = 16,022,350,161.11/156,921.25
  6. Step 6: Final answer
    x = 102,104.40

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