Home / 226,507.23-339,752.20-68,729.31

Finding the Fourth Proportional to 226,507.23, 339,752.20 and 68,729.31

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Solution

The fourth proportional to 226,507.23, 339,752.20 and 68,729.31 is: 103,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,507.23 : 339,752.20 = 68,729.31 : x
  2. Step 2: Convert to fraction form
    226,507.23/339,752.20 = 68,729.31/x
  3. Step 3: Cross multiply
    226,507.23x = 339,752.20 × 68,729.31
  4. Step 4: Simplify right side
    226,507.23x = 23,350,934,276.98
  5. Step 5: Solve for x
    x = 23,350,934,276.98/226,507.23
  6. Step 6: Final answer
    x = 103,091.34

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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.