Home / 82,000.05-122,997.33-33,967.15

Finding the Fourth Proportional to 82,000.05, 122,997.33 and 33,967.15

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Solution

The fourth proportional to 82,000.05, 122,997.33 and 33,967.15 is: 50,949.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,000.05 : 122,997.33 = 33,967.15 : x
  2. Step 2: Convert to fraction form
    82,000.05/122,997.33 = 33,967.15/x
  3. Step 3: Cross multiply
    82,000.05x = 122,997.33 × 33,967.15
  4. Step 4: Simplify right side
    82,000.05x = 4,177,868,757.71
  5. Step 5: Solve for x
    x = 4,177,868,757.71/82,000.05
  6. Step 6: Final answer
    x = 50,949.59

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Double scale
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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.