Home / 379,105.23-568,467.70-126,296.84

Finding the Fourth Proportional to 379,105.23, 568,467.70 and 126,296.84

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Solution

The fourth proportional to 379,105.23, 568,467.70 and 126,296.84 is: 189,381.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,105.23 : 568,467.70 = 126,296.84 : x
  2. Step 2: Convert to fraction form
    379,105.23/568,467.70 = 126,296.84/x
  3. Step 3: Cross multiply
    379,105.23x = 568,467.70 × 126,296.84
  4. Step 4: Simplify right side
    379,105.23x = 71,795,674,152.07
  5. Step 5: Solve for x
    x = 71,795,674,152.07/379,105.23
  6. Step 6: Final answer
    x = 189,381.91

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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.