Home / 234,039.96-322,974.86-126,609.75

Finding the Fourth Proportional to 234,039.96, 322,974.86 and 126,609.75

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Solution

The fourth proportional to 234,039.96, 322,974.86 and 126,609.75 is: 174,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,039.96 : 322,974.86 = 126,609.75 : x
  2. Step 2: Convert to fraction form
    234,039.96/322,974.86 = 126,609.75/x
  3. Step 3: Cross multiply
    234,039.96x = 322,974.86 × 126,609.75
  4. Step 4: Simplify right side
    234,039.96x = 40,891,765,647.84
  5. Step 5: Solve for x
    x = 40,891,765,647.84/234,039.96
  6. Step 6: Final answer
    x = 174,721.30

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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.