Home / 82,175.72-123,244.54-23,015.56

Finding the Fourth Proportional to 82,175.72, 123,244.54 and 23,015.56

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Solution

The fourth proportional to 82,175.72, 123,244.54 and 23,015.56 is: 34,518.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.72 : 123,244.54 = 23,015.56 : x
  2. Step 2: Convert to fraction form
    82,175.72/123,244.54 = 23,015.56/x
  3. Step 3: Cross multiply
    82,175.72x = 123,244.54 × 23,015.56
  4. Step 4: Simplify right side
    82,175.72x = 2,836,542,105.04
  5. Step 5: Solve for x
    x = 2,836,542,105.04/82,175.72
  6. Step 6: Final answer
    x = 34,518.01

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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.