Home / 234,175.87-323,170.52-143,514.31

Finding the Fourth Proportional to 234,175.87, 323,170.52 and 143,514.31

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Solution

The fourth proportional to 234,175.87, 323,170.52 and 143,514.31 is: 198,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,175.87 : 323,170.52 = 143,514.31 : x
  2. Step 2: Convert to fraction form
    234,175.87/323,170.52 = 143,514.31/x
  3. Step 3: Cross multiply
    234,175.87x = 323,170.52 × 143,514.31
  4. Step 4: Simplify right side
    234,175.87x = 46,379,594,952.89
  5. Step 5: Solve for x
    x = 46,379,594,952.89/234,175.87
  6. Step 6: Final answer
    x = 198,054.55

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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.