Home / 226,229.76-339,349.50-68,457.96

Finding the Fourth Proportional to 226,229.76, 339,349.50 and 68,457.96

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Solution

The fourth proportional to 226,229.76, 339,349.50 and 68,457.96 is: 102,688.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,229.76 : 339,349.50 = 68,457.96 : x
  2. Step 2: Convert to fraction form
    226,229.76/339,349.50 = 68,457.96/x
  3. Step 3: Cross multiply
    226,229.76x = 339,349.50 × 68,457.96
  4. Step 4: Simplify right side
    226,229.76x = 23,231,174,497.02
  5. Step 5: Solve for x
    x = 23,231,174,497.02/226,229.76
  6. Step 6: Final answer
    x = 102,688.41

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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.