Home / 211,768.44-292,249.98-126,883.68

Finding the Fourth Proportional to 211,768.44, 292,249.98 and 126,883.68

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Solution

The fourth proportional to 211,768.44, 292,249.98 and 126,883.68 is: 175,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,768.44 : 292,249.98 = 126,883.68 : x
  2. Step 2: Convert to fraction form
    211,768.44/292,249.98 = 126,883.68/x
  3. Step 3: Cross multiply
    211,768.44x = 292,249.98 × 126,883.68
  4. Step 4: Simplify right side
    211,768.44x = 37,081,752,942.33
  5. Step 5: Solve for x
    x = 37,081,752,942.33/211,768.44
  6. Step 6: Final answer
    x = 175,105.19

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1.5x scale

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.