Home / 84,233.52-126,335.16-21,900.24

Finding the Fourth Proportional to 84,233.52, 126,335.16 and 21,900.24

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Solution

The fourth proportional to 84,233.52, 126,335.16 and 21,900.24 is: 32,846.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,233.52 : 126,335.16 = 21,900.24 : x
  2. Step 2: Convert to fraction form
    84,233.52/126,335.16 = 21,900.24/x
  3. Step 3: Cross multiply
    84,233.52x = 126,335.16 × 21,900.24
  4. Step 4: Simplify right side
    84,233.52x = 2,766,770,324.44
  5. Step 5: Solve for x
    x = 2,766,770,324.44/84,233.52
  6. Step 6: Final answer
    x = 32,846.43

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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.