Home / 226,505.23-339,749.20-68,727.31

Finding the Fourth Proportional to 226,505.23, 339,749.20 and 68,727.31

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Solution

The fourth proportional to 226,505.23, 339,749.20 and 68,727.31 is: 103,088.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,505.23 : 339,749.20 = 68,727.31 : x
  2. Step 2: Convert to fraction form
    226,505.23/339,749.20 = 68,727.31/x
  3. Step 3: Cross multiply
    226,505.23x = 339,749.20 × 68,727.31
  4. Step 4: Simplify right side
    226,505.23x = 23,350,048,590.65
  5. Step 5: Solve for x
    x = 23,350,048,590.65/226,505.23
  6. Step 6: Final answer
    x = 103,088.34

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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.