Home / 143,536.82-215,351.33-43,716.33

Finding the Fourth Proportional to 143,536.82, 215,351.33 and 43,716.33

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Solution

The fourth proportional to 143,536.82, 215,351.33 and 43,716.33 is: 65,588.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,536.82 : 215,351.33 = 43,716.33 : x
  2. Step 2: Convert to fraction form
    143,536.82/215,351.33 = 43,716.33/x
  3. Step 3: Cross multiply
    143,536.82x = 215,351.33 × 43,716.33
  4. Step 4: Simplify right side
    143,536.82x = 9,414,369,589.64
  5. Step 5: Solve for x
    x = 9,414,369,589.64/143,536.82
  6. Step 6: Final answer
    x = 65,588.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.