Home / 247,997.82-342,263.76-140,556.33

Finding the Fourth Proportional to 247,997.82, 342,263.76 and 140,556.33

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Solution

The fourth proportional to 247,997.82, 342,263.76 and 140,556.33 is: 193,982.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,997.82 : 342,263.76 = 140,556.33 : x
  2. Step 2: Convert to fraction form
    247,997.82/342,263.76 = 140,556.33/x
  3. Step 3: Cross multiply
    247,997.82x = 342,263.76 × 140,556.33
  4. Step 4: Simplify right side
    247,997.82x = 48,107,337,997.60
  5. Step 5: Solve for x
    x = 48,107,337,997.60/247,997.82
  6. Step 6: Final answer
    x = 193,982.91

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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.