Home / 214,495.26-321,744.76-54,571.33

Finding the Fourth Proportional to 214,495.26, 321,744.76 and 54,571.33

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Solution

The fourth proportional to 214,495.26, 321,744.76 and 54,571.33 is: 81,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,495.26 : 321,744.76 = 54,571.33 : x
  2. Step 2: Convert to fraction form
    214,495.26/321,744.76 = 54,571.33/x
  3. Step 3: Cross multiply
    214,495.26x = 321,744.76 × 54,571.33
  4. Step 4: Simplify right side
    214,495.26x = 17,558,039,739.48
  5. Step 5: Solve for x
    x = 17,558,039,739.48/214,495.26
  6. Step 6: Final answer
    x = 81,857.47

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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.