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Finding the Fourth Proportional to 61,539.77, 92,310.39 and 17,163.83

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Solution

The fourth proportional to 61,539.77, 92,310.39 and 17,163.83 is: 25,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,539.77 : 92,310.39 = 17,163.83 : x
  2. Step 2: Convert to fraction form
    61,539.77/92,310.39 = 17,163.83/x
  3. Step 3: Cross multiply
    61,539.77x = 92,310.39 × 17,163.83
  4. Step 4: Simplify right side
    61,539.77x = 1,584,399,379.64
  5. Step 5: Solve for x
    x = 1,584,399,379.64/61,539.77
  6. Step 6: Final answer
    x = 25,745.94

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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.