Home / 379,204.22-568,891.07-142,548.95

Finding the Fourth Proportional to 379,204.22, 568,891.07 and 142,548.95

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Solution

The fourth proportional to 379,204.22, 568,891.07 and 142,548.95 is: 213,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,204.22 : 568,891.07 = 142,548.95 : x
  2. Step 2: Convert to fraction form
    379,204.22/568,891.07 = 142,548.95/x
  3. Step 3: Cross multiply
    379,204.22x = 568,891.07 × 142,548.95
  4. Step 4: Simplify right side
    379,204.22x = 81,094,821,135.68
  5. Step 5: Solve for x
    x = 81,094,821,135.68/379,204.22
  6. Step 6: Final answer
    x = 213,855.27

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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.