Home / 247,305.43-341,279.22-139,896.46

Finding the Fourth Proportional to 247,305.43, 341,279.22 and 139,896.46

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Solution

The fourth proportional to 247,305.43, 341,279.22 and 139,896.46 is: 193,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,305.43 : 341,279.22 = 139,896.46 : x
  2. Step 2: Convert to fraction form
    247,305.43/341,279.22 = 139,896.46/x
  3. Step 3: Cross multiply
    247,305.43x = 341,279.22 × 139,896.46
  4. Step 4: Simplify right side
    247,305.43x = 47,743,754,749.56
  5. Step 5: Solve for x
    x = 47,743,754,749.56/247,305.43
  6. Step 6: Final answer
    x = 193,055.83

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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.