Home / 84,350.68-126,523.56-22,021.18

Finding the Fourth Proportional to 84,350.68, 126,523.56 and 22,021.18

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Solution

The fourth proportional to 84,350.68, 126,523.56 and 22,021.18 is: 33,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,350.68 : 126,523.56 = 22,021.18 : x
  2. Step 2: Convert to fraction form
    84,350.68/126,523.56 = 22,021.18/x
  3. Step 3: Cross multiply
    84,350.68x = 126,523.56 × 22,021.18
  4. Step 4: Simplify right side
    84,350.68x = 2,786,198,089.00
  5. Step 5: Solve for x
    x = 2,786,198,089.00/84,350.68
  6. Step 6: Final answer
    x = 33,031.13

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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.