Home / 226,203.90-339,166.53-76,430.04

Finding the Fourth Proportional to 226,203.90, 339,166.53 and 76,430.04

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Solution

The fourth proportional to 226,203.90, 339,166.53 and 76,430.04 is: 114,597.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,203.90 : 339,166.53 = 76,430.04 : x
  2. Step 2: Convert to fraction form
    226,203.90/339,166.53 = 76,430.04/x
  3. Step 3: Cross multiply
    226,203.90x = 339,166.53 × 76,430.04
  4. Step 4: Simplify right side
    226,203.90x = 25,922,511,454.56
  5. Step 5: Solve for x
    x = 25,922,511,454.56/226,203.90
  6. Step 6: Final answer
    x = 114,597.99

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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.