Home / 227,747.89-341,829.10-121,221.25

Finding the Fourth Proportional to 227,747.89, 341,829.10 and 121,221.25

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Solution

The fourth proportional to 227,747.89, 341,829.10 and 121,221.25 is: 181,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,747.89 : 341,829.10 = 121,221.25 : x
  2. Step 2: Convert to fraction form
    227,747.89/341,829.10 = 121,221.25/x
  3. Step 3: Cross multiply
    227,747.89x = 341,829.10 × 121,221.25
  4. Step 4: Simplify right side
    227,747.89x = 41,436,950,788.38
  5. Step 5: Solve for x
    x = 41,436,950,788.38/227,747.89
  6. Step 6: Final answer
    x = 181,942.19

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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.