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Finding the Fourth Proportional to 92,494.70, 138,745.93 and 29,313.44

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Solution

The fourth proportional to 92,494.70, 138,745.93 and 29,313.44 is: 43,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,494.70 : 138,745.93 = 29,313.44 : x
  2. Step 2: Convert to fraction form
    92,494.70/138,745.93 = 29,313.44/x
  3. Step 3: Cross multiply
    92,494.70x = 138,745.93 × 29,313.44
  4. Step 4: Simplify right side
    92,494.70x = 4,067,120,494.30
  5. Step 5: Solve for x
    x = 4,067,120,494.30/92,494.70
  6. Step 6: Final answer
    x = 43,971.39

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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.