Home / 229,198.20-343,867.68-109,408.01

Finding the Fourth Proportional to 229,198.20, 343,867.68 and 109,408.01

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Solution

The fourth proportional to 229,198.20, 343,867.68 and 109,408.01 is: 164,145.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,198.20 : 343,867.68 = 109,408.01 : x
  2. Step 2: Convert to fraction form
    229,198.20/343,867.68 = 109,408.01/x
  3. Step 3: Cross multiply
    229,198.20x = 343,867.68 × 109,408.01
  4. Step 4: Simplify right side
    229,198.20x = 37,621,878,572.12
  5. Step 5: Solve for x
    x = 37,621,878,572.12/229,198.20
  6. Step 6: Final answer
    x = 164,145.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.