Home / 234,174.72-323,168.94-143,513.17

Finding the Fourth Proportional to 234,174.72, 323,168.94 and 143,513.17

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Solution

The fourth proportional to 234,174.72, 323,168.94 and 143,513.17 is: 198,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,174.72 : 323,168.94 = 143,513.17 : x
  2. Step 2: Convert to fraction form
    234,174.72/323,168.94 = 143,513.17/x
  3. Step 3: Cross multiply
    234,174.72x = 323,168.94 × 143,513.17
  4. Step 4: Simplify right side
    234,174.72x = 46,378,998,217.02
  5. Step 5: Solve for x
    x = 46,378,998,217.02/234,174.72
  6. Step 6: Final answer
    x = 198,052.97

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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.