Home / 214,738.45-322,107.33-54,814.37

Finding the Fourth Proportional to 214,738.45, 322,107.33 and 54,814.37

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Solution

The fourth proportional to 214,738.45, 322,107.33 and 54,814.37 is: 82,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,738.45 : 322,107.33 = 54,814.37 : x
  2. Step 2: Convert to fraction form
    214,738.45/322,107.33 = 54,814.37/x
  3. Step 3: Cross multiply
    214,738.45x = 322,107.33 × 54,814.37
  4. Step 4: Simplify right side
    214,738.45x = 17,656,110,366.33
  5. Step 5: Solve for x
    x = 17,656,110,366.33/214,738.45
  6. Step 6: Final answer
    x = 82,221.47

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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.