Home / 82,335.54-123,500.82-32,379.60

Finding the Fourth Proportional to 82,335.54, 123,500.82 and 32,379.60

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Solution

The fourth proportional to 82,335.54, 123,500.82 and 32,379.60 is: 48,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,335.54 : 123,500.82 = 32,379.60 : x
  2. Step 2: Convert to fraction form
    82,335.54/123,500.82 = 32,379.60/x
  3. Step 3: Cross multiply
    82,335.54x = 123,500.82 × 32,379.60
  4. Step 4: Simplify right side
    82,335.54x = 3,998,907,151.27
  5. Step 5: Solve for x
    x = 3,998,907,151.27/82,335.54
  6. Step 6: Final answer
    x = 48,568.42

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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.