Home / 195,452.78-293,180.34-55,212.62

Finding the Fourth Proportional to 195,452.78, 293,180.34 and 55,212.62

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Solution

The fourth proportional to 195,452.78, 293,180.34 and 55,212.62 is: 82,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,452.78 : 293,180.34 = 55,212.62 : x
  2. Step 2: Convert to fraction form
    195,452.78/293,180.34 = 55,212.62/x
  3. Step 3: Cross multiply
    195,452.78x = 293,180.34 × 55,212.62
  4. Step 4: Simplify right side
    195,452.78x = 16,187,254,703.89
  5. Step 5: Solve for x
    x = 16,187,254,703.89/195,452.78
  6. Step 6: Final answer
    x = 82,819.26

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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.