Home / 47,992.50-66,236.94-29,125.98

Finding the Fourth Proportional to 47,992.50, 66,236.94 and 29,125.98

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Solution

The fourth proportional to 47,992.50, 66,236.94 and 29,125.98 is: 40,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.50 : 66,236.94 = 29,125.98 : x
  2. Step 2: Convert to fraction form
    47,992.50/66,236.94 = 29,125.98/x
  3. Step 3: Cross multiply
    47,992.50x = 66,236.94 × 29,125.98
  4. Step 4: Simplify right side
    47,992.50x = 1,929,215,789.70
  5. Step 5: Solve for x
    x = 1,929,215,789.70/47,992.50
  6. Step 6: Final answer
    x = 40,198.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.