Home / 222,434.03-306,983.82-126,956.90

Finding the Fourth Proportional to 222,434.03, 306,983.82 and 126,956.90

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Solution

The fourth proportional to 222,434.03, 306,983.82 and 126,956.90 is: 175,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,434.03 : 306,983.82 = 126,956.90 : x
  2. Step 2: Convert to fraction form
    222,434.03/306,983.82 = 126,956.90/x
  3. Step 3: Cross multiply
    222,434.03x = 306,983.82 × 126,956.90
  4. Step 4: Simplify right side
    222,434.03x = 38,973,715,380.91
  5. Step 5: Solve for x
    x = 38,973,715,380.91/222,434.03
  6. Step 6: Final answer
    x = 175,214.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.