Home / 108,122.28-162,198.90-33,248.70

Finding the Fourth Proportional to 108,122.28, 162,198.90 and 33,248.70

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Solution

The fourth proportional to 108,122.28, 162,198.90 and 33,248.70 is: 49,877.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,122.28 : 162,198.90 = 33,248.70 : x
  2. Step 2: Convert to fraction form
    108,122.28/162,198.90 = 33,248.70/x
  3. Step 3: Cross multiply
    108,122.28x = 162,198.90 × 33,248.70
  4. Step 4: Simplify right side
    108,122.28x = 5,392,902,566.43
  5. Step 5: Solve for x
    x = 5,392,902,566.43/108,122.28
  6. Step 6: Final answer
    x = 49,877.81

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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.