Home / 49,215.20-73,822.80-33,663.20

Finding the Fourth Proportional to 49,215.20, 73,822.80 and 33,663.20

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Solution

The fourth proportional to 49,215.20, 73,822.80 and 33,663.20 is: 50,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,215.20 : 73,822.80 = 33,663.20 : x
  2. Step 2: Convert to fraction form
    49,215.20/73,822.80 = 33,663.20/x
  3. Step 3: Cross multiply
    49,215.20x = 73,822.80 × 33,663.20
  4. Step 4: Simplify right side
    49,215.20x = 2,485,111,680.96
  5. Step 5: Solve for x
    x = 2,485,111,680.96/49,215.20
  6. Step 6: Final answer
    x = 50,494.80

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Similar ratio
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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.