Home / 226,203.48-339,382.80-141,861.78

Finding the Fourth Proportional to 226,203.48, 339,382.80 and 141,861.78

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Solution

The fourth proportional to 226,203.48, 339,382.80 and 141,861.78 is: 212,841.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,203.48 : 339,382.80 = 141,861.78 : x
  2. Step 2: Convert to fraction form
    226,203.48/339,382.80 = 141,861.78/x
  3. Step 3: Cross multiply
    226,203.48x = 339,382.80 × 141,861.78
  4. Step 4: Simplify right side
    226,203.48x = 48,145,448,109.38
  5. Step 5: Solve for x
    x = 48,145,448,109.38/226,203.48
  6. Step 6: Final answer
    x = 212,841.32

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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.