Home / 48,680.20-73,020.30-33,128.20

Finding the Fourth Proportional to 48,680.20, 73,020.30 and 33,128.20

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Solution

The fourth proportional to 48,680.20, 73,020.30 and 33,128.20 is: 49,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,680.20 : 73,020.30 = 33,128.20 : x
  2. Step 2: Convert to fraction form
    48,680.20/73,020.30 = 33,128.20/x
  3. Step 3: Cross multiply
    48,680.20x = 73,020.30 × 33,128.20
  4. Step 4: Simplify right side
    48,680.20x = 2,419,031,102.46
  5. Step 5: Solve for x
    x = 2,419,031,102.46/48,680.20
  6. Step 6: Final answer
    x = 49,692.30

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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.