Home / 52,745.92-79,110.36-19,481.66

Finding the Fourth Proportional to 52,745.92, 79,110.36 and 19,481.66

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Solution

The fourth proportional to 52,745.92, 79,110.36 and 19,481.66 is: 29,219.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,745.92 : 79,110.36 = 19,481.66 : x
  2. Step 2: Convert to fraction form
    52,745.92/79,110.36 = 19,481.66/x
  3. Step 3: Cross multiply
    52,745.92x = 79,110.36 × 19,481.66
  4. Step 4: Simplify right side
    52,745.92x = 1,541,201,136.00
  5. Step 5: Solve for x
    x = 1,541,201,136.00/52,745.92
  6. Step 6: Final answer
    x = 29,219.34

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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.