Home / 226,131.03-339,245.75-68,355.38

Finding the Fourth Proportional to 226,131.03, 339,245.75 and 68,355.38

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Solution

The fourth proportional to 226,131.03, 339,245.75 and 68,355.38 is: 102,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,131.03 : 339,245.75 = 68,355.38 : x
  2. Step 2: Convert to fraction form
    226,131.03/339,245.75 = 68,355.38/x
  3. Step 3: Cross multiply
    226,131.03x = 339,245.75 × 68,355.38
  4. Step 4: Simplify right side
    226,131.03x = 23,189,270,116.63
  5. Step 5: Solve for x
    x = 23,189,270,116.63/226,131.03
  6. Step 6: Final answer
    x = 102,547.93

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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.