Home / 108,183.38-162,290.40-33,309.76

Finding the Fourth Proportional to 108,183.38, 162,290.40 and 33,309.76

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Solution

The fourth proportional to 108,183.38, 162,290.40 and 33,309.76 is: 49,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,183.38 : 162,290.40 = 33,309.76 : x
  2. Step 2: Convert to fraction form
    108,183.38/162,290.40 = 33,309.76/x
  3. Step 3: Cross multiply
    108,183.38x = 162,290.40 × 33,309.76
  4. Step 4: Simplify right side
    108,183.38x = 5,405,854,274.30
  5. Step 5: Solve for x
    x = 5,405,854,274.30/108,183.38
  6. Step 6: Final answer
    x = 49,969.36

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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.