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Finding the Fourth Proportional to 227,538, 341,307 and 61,326

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Solution

The fourth proportional to 227,538, 341,307 and 61,326 is: 91,989

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,538 : 341,307 = 61,326 : x
  2. Step 2: Convert to fraction form
    227,538/341,307 = 61,326/x
  3. Step 3: Cross multiply
    227,538x = 341,307 × 61,326
  4. Step 4: Simplify right side
    227,538x = 20,930,993,082
  5. Step 5: Solve for x
    x = 20,930,993,082/227,538
  6. Step 6: Final answer
    x = 91,989

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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.