Home / 221,044.80-331,567.12-54,832.80

Finding the Fourth Proportional to 221,044.80, 331,567.12 and 54,832.80

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Solution

The fourth proportional to 221,044.80, 331,567.12 and 54,832.80 is: 82,249.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,044.80 : 331,567.12 = 54,832.80 : x
  2. Step 2: Convert to fraction form
    221,044.80/331,567.12 = 54,832.80/x
  3. Step 3: Cross multiply
    221,044.80x = 331,567.12 × 54,832.80
  4. Step 4: Simplify right side
    221,044.80x = 18,180,753,577.54
  5. Step 5: Solve for x
    x = 18,180,753,577.54/221,044.80
  6. Step 6: Final answer
    x = 82,249.18

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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.