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Finding the Fourth Proportional to 55,224.92, 82,920.44 and 33,137.12

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Solution

The fourth proportional to 55,224.92, 82,920.44 and 33,137.12 is: 49,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,224.92 : 82,920.44 = 33,137.12 : x
  2. Step 2: Convert to fraction form
    55,224.92/82,920.44 = 33,137.12/x
  3. Step 3: Cross multiply
    55,224.92x = 82,920.44 × 33,137.12
  4. Step 4: Simplify right side
    55,224.92x = 2,747,744,860.88
  5. Step 5: Solve for x
    x = 2,747,744,860.88/55,224.92
  6. Step 6: Final answer
    x = 49,755.52

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1.5x scale

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.