Home / 140,982.22-211,469.82-41,143.28

Finding the Fourth Proportional to 140,982.22, 211,469.82 and 41,143.28

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Solution

The fourth proportional to 140,982.22, 211,469.82 and 41,143.28 is: 61,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,982.22 : 211,469.82 = 41,143.28 : x
  2. Step 2: Convert to fraction form
    140,982.22/211,469.82 = 41,143.28/x
  3. Step 3: Cross multiply
    140,982.22x = 211,469.82 × 41,143.28
  4. Step 4: Simplify right side
    140,982.22x = 8,700,562,147.98
  5. Step 5: Solve for x
    x = 8,700,562,147.98/140,982.22
  6. Step 6: Final answer
    x = 61,713.90

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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.