Home / 82,317.03-123,473.07-32,361.09

Finding the Fourth Proportional to 82,317.03, 123,473.07 and 32,361.09

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Solution

The fourth proportional to 82,317.03, 123,473.07 and 32,361.09 is: 48,540.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,317.03 : 123,473.07 = 32,361.09 : x
  2. Step 2: Convert to fraction form
    82,317.03/123,473.07 = 32,361.09/x
  3. Step 3: Cross multiply
    82,317.03x = 123,473.07 × 32,361.09
  4. Step 4: Simplify right side
    82,317.03x = 3,995,723,130.85
  5. Step 5: Solve for x
    x = 3,995,723,130.85/82,317.03
  6. Step 6: Final answer
    x = 48,540.66

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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.