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Finding the Fourth Proportional to 62,174.88, 93,234.92 and 17,791.54

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Solution

The fourth proportional to 62,174.88, 93,234.92 and 17,791.54 is: 26,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,174.88 : 93,234.92 = 17,791.54 : x
  2. Step 2: Convert to fraction form
    62,174.88/93,234.92 = 17,791.54/x
  3. Step 3: Cross multiply
    62,174.88x = 93,234.92 × 17,791.54
  4. Step 4: Simplify right side
    62,174.88x = 1,658,792,486.53
  5. Step 5: Solve for x
    x = 1,658,792,486.53/62,174.88
  6. Step 6: Final answer
    x = 26,679.46

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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.