Home / 322,512.14-483,581.27-109,208.85

Finding the Fourth Proportional to 322,512.14, 483,581.27 and 109,208.85

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Solution

The fourth proportional to 322,512.14, 483,581.27 and 109,208.85 is: 163,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,512.14 : 483,581.27 = 109,208.85 : x
  2. Step 2: Convert to fraction form
    322,512.14/483,581.27 = 109,208.85/x
  3. Step 3: Cross multiply
    322,512.14x = 483,581.27 × 109,208.85
  4. Step 4: Simplify right side
    322,512.14x = 52,811,353,832.20
  5. Step 5: Solve for x
    x = 52,811,353,832.20/322,512.14
  6. Step 6: Final answer
    x = 163,749.97

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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.