Home / 234,169.90-323,156.82-126,742.23

Finding the Fourth Proportional to 234,169.90, 323,156.82 and 126,742.23

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Solution

The fourth proportional to 234,169.90, 323,156.82 and 126,742.23 is: 174,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,169.90 : 323,156.82 = 126,742.23 : x
  2. Step 2: Convert to fraction form
    234,169.90/323,156.82 = 126,742.23/x
  3. Step 3: Cross multiply
    234,169.90x = 323,156.82 × 126,742.23
  4. Step 4: Simplify right side
    234,169.90x = 40,957,616,481.79
  5. Step 5: Solve for x
    x = 40,957,616,481.79/234,169.90
  6. Step 6: Final answer
    x = 174,905.56

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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.