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Finding the Fourth Proportional to 54,162.03, 81,213.03 and 22,163.58

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Solution

The fourth proportional to 54,162.03, 81,213.03 and 22,163.58 is: 33,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,162.03 : 81,213.03 = 22,163.58 : x
  2. Step 2: Convert to fraction form
    54,162.03/81,213.03 = 22,163.58/x
  3. Step 3: Cross multiply
    54,162.03x = 81,213.03 × 22,163.58
  4. Step 4: Simplify right side
    54,162.03x = 1,799,971,487.45
  5. Step 5: Solve for x
    x = 1,799,971,487.45/54,162.03
  6. Step 6: Final answer
    x = 33,233.09

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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.