Home / 226,147.09-339,259.74-76,388.46

Finding the Fourth Proportional to 226,147.09, 339,259.74 and 76,388.46

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Solution

The fourth proportional to 226,147.09, 339,259.74 and 76,388.46 is: 114,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,147.09 : 339,259.74 = 76,388.46 : x
  2. Step 2: Convert to fraction form
    226,147.09/339,259.74 = 76,388.46/x
  3. Step 3: Cross multiply
    226,147.09x = 339,259.74 × 76,388.46
  4. Step 4: Simplify right side
    226,147.09x = 25,915,528,696.66
  5. Step 5: Solve for x
    x = 25,915,528,696.66/226,147.09
  6. Step 6: Final answer
    x = 114,595.90

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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.