Home / 234,481.38-323,590.32-143,887.41

Finding the Fourth Proportional to 234,481.38, 323,590.32 and 143,887.41

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Solution

The fourth proportional to 234,481.38, 323,590.32 and 143,887.41 is: 198,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,481.38 : 323,590.32 = 143,887.41 : x
  2. Step 2: Convert to fraction form
    234,481.38/323,590.32 = 143,887.41/x
  3. Step 3: Cross multiply
    234,481.38x = 323,590.32 × 143,887.41
  4. Step 4: Simplify right side
    234,481.38x = 46,560,573,045.87
  5. Step 5: Solve for x
    x = 46,560,573,045.87/234,481.38
  6. Step 6: Final answer
    x = 198,568.32

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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.