Home / 49,865.28-68,805.62-29,721.79

Finding the Fourth Proportional to 49,865.28, 68,805.62 and 29,721.79

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Solution

The fourth proportional to 49,865.28, 68,805.62 and 29,721.79 is: 41,011.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,865.28 : 68,805.62 = 29,721.79 : x
  2. Step 2: Convert to fraction form
    49,865.28/68,805.62 = 29,721.79/x
  3. Step 3: Cross multiply
    49,865.28x = 68,805.62 × 29,721.79
  4. Step 4: Simplify right side
    49,865.28x = 2,045,026,039.85
  5. Step 5: Solve for x
    x = 2,045,026,039.85/49,865.28
  6. Step 6: Final answer
    x = 41,011.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.