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Finding the Fourth Proportional to 226,495.54, 339,743.37 and 66,571.50

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Solution

The fourth proportional to 226,495.54, 339,743.37 and 66,571.50 is: 99,857.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,495.54 : 339,743.37 = 66,571.50 : x
  2. Step 2: Convert to fraction form
    226,495.54/339,743.37 = 66,571.50/x
  3. Step 3: Cross multiply
    226,495.54x = 339,743.37 × 66,571.50
  4. Step 4: Simplify right side
    226,495.54x = 22,617,225,755.96
  5. Step 5: Solve for x
    x = 22,617,225,755.96/226,495.54
  6. Step 6: Final answer
    x = 99,857.27

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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.