Home / 234,174.35-323,168.43-143,512.80

Finding the Fourth Proportional to 234,174.35, 323,168.43 and 143,512.80

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Solution

The fourth proportional to 234,174.35, 323,168.43 and 143,512.80 is: 198,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,174.35 : 323,168.43 = 143,512.80 : x
  2. Step 2: Convert to fraction form
    234,174.35/323,168.43 = 143,512.80/x
  3. Step 3: Cross multiply
    234,174.35x = 323,168.43 × 143,512.80
  4. Step 4: Simplify right side
    234,174.35x = 46,378,806,260.90
  5. Step 5: Solve for x
    x = 46,378,806,260.90/234,174.35
  6. Step 6: Final answer
    x = 198,052.46

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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.