Home / 82,634.49-123,902.46-32,721.75

Finding the Fourth Proportional to 82,634.49, 123,902.46 and 32,721.75

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Solution

The fourth proportional to 82,634.49, 123,902.46 and 32,721.75 is: 49,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,634.49 : 123,902.46 = 32,721.75 : x
  2. Step 2: Convert to fraction form
    82,634.49/123,902.46 = 32,721.75/x
  3. Step 3: Cross multiply
    82,634.49x = 123,902.46 × 32,721.75
  4. Step 4: Simplify right side
    82,634.49x = 4,054,305,320.51
  5. Step 5: Solve for x
    x = 4,054,305,320.51/82,634.49
  6. Step 6: Final answer
    x = 49,063.11

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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.