Home / 95,105.69-131,245.64-54,819.17

Finding the Fourth Proportional to 95,105.69, 131,245.64 and 54,819.17

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Solution

The fourth proportional to 95,105.69, 131,245.64 and 54,819.17 is: 75,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,105.69 : 131,245.64 = 54,819.17 : x
  2. Step 2: Convert to fraction form
    95,105.69/131,245.64 = 54,819.17/x
  3. Step 3: Cross multiply
    95,105.69x = 131,245.64 × 54,819.17
  4. Step 4: Simplify right side
    95,105.69x = 7,194,777,104.94
  5. Step 5: Solve for x
    x = 7,194,777,104.94/95,105.69
  6. Step 6: Final answer
    x = 75,650.34

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1.5x scale

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.