Home / 54,144.36-81,228.12-16,196.61

Finding the Fourth Proportional to 54,144.36, 81,228.12 and 16,196.61

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Solution

The fourth proportional to 54,144.36, 81,228.12 and 16,196.61 is: 24,298.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,144.36 : 81,228.12 = 16,196.61 : x
  2. Step 2: Convert to fraction form
    54,144.36/81,228.12 = 16,196.61/x
  3. Step 3: Cross multiply
    54,144.36x = 81,228.12 × 16,196.61
  4. Step 4: Simplify right side
    54,144.36x = 1,315,620,180.67
  5. Step 5: Solve for x
    x = 1,315,620,180.67/54,144.36
  6. Step 6: Final answer
    x = 24,298.38

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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.