Home / 84,734.80-126,932.76-50,982.21

Finding the Fourth Proportional to 84,734.80, 126,932.76 and 50,982.21

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Solution

The fourth proportional to 84,734.80, 126,932.76 and 50,982.21 is: 76,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,734.80 : 126,932.76 = 50,982.21 : x
  2. Step 2: Convert to fraction form
    84,734.80/126,932.76 = 50,982.21/x
  3. Step 3: Cross multiply
    84,734.80x = 126,932.76 × 50,982.21
  4. Step 4: Simplify right side
    84,734.80x = 6,471,312,626.20
  5. Step 5: Solve for x
    x = 6,471,312,626.20/84,734.80
  6. Step 6: Final answer
    x = 76,371.37

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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.