Home / 250,579.68-345,819.92-141,706.94

Finding the Fourth Proportional to 250,579.68, 345,819.92 and 141,706.94

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Solution

The fourth proportional to 250,579.68, 345,819.92 and 141,706.94 is: 195,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,579.68 : 345,819.92 = 141,706.94 : x
  2. Step 2: Convert to fraction form
    250,579.68/345,819.92 = 141,706.94/x
  3. Step 3: Cross multiply
    250,579.68x = 345,819.92 × 141,706.94
  4. Step 4: Simplify right side
    250,579.68x = 49,005,082,161.85
  5. Step 5: Solve for x
    x = 49,005,082,161.85/250,579.68
  6. Step 6: Final answer
    x = 195,566.87

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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.