Home / 227,438.48-341,280.74-115,245.38

Finding the Fourth Proportional to 227,438.48, 341,280.74 and 115,245.38

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Solution

The fourth proportional to 227,438.48, 341,280.74 and 115,245.38 is: 172,930.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,438.48 : 341,280.74 = 115,245.38 : x
  2. Step 2: Convert to fraction form
    227,438.48/341,280.74 = 115,245.38/x
  3. Step 3: Cross multiply
    227,438.48x = 341,280.74 × 115,245.38
  4. Step 4: Simplify right side
    227,438.48x = 39,331,029,709.30
  5. Step 5: Solve for x
    x = 39,331,029,709.30/227,438.48
  6. Step 6: Final answer
    x = 172,930.41

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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.