Home / 82,028.70-123,043.10-22,865.94

Finding the Fourth Proportional to 82,028.70, 123,043.10 and 22,865.94

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Solution

The fourth proportional to 82,028.70, 123,043.10 and 22,865.94 is: 34,298.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,028.70 : 123,043.10 = 22,865.94 : x
  2. Step 2: Convert to fraction form
    82,028.70/123,043.10 = 22,865.94/x
  3. Step 3: Cross multiply
    82,028.70x = 123,043.10 × 22,865.94
  4. Step 4: Simplify right side
    82,028.70x = 2,813,496,027.68
  5. Step 5: Solve for x
    x = 2,813,496,027.68/82,028.70
  6. Step 6: Final answer
    x = 34,298.92

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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.