Home / 82,175.06-123,262.59-32,961.62

Finding the Fourth Proportional to 82,175.06, 123,262.59 and 32,961.62

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Solution

The fourth proportional to 82,175.06, 123,262.59 and 32,961.62 is: 49,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.06 : 123,262.59 = 32,961.62 : x
  2. Step 2: Convert to fraction form
    82,175.06/123,262.59 = 32,961.62/x
  3. Step 3: Cross multiply
    82,175.06x = 123,262.59 × 32,961.62
  4. Step 4: Simplify right side
    82,175.06x = 4,062,934,651.80
  5. Step 5: Solve for x
    x = 4,062,934,651.80/82,175.06
  6. Step 6: Final answer
    x = 49,442.43

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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.