Home / 49,747.07-68,628.78-33,609.20

Finding the Fourth Proportional to 49,747.07, 68,628.78 and 33,609.20

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Solution

The fourth proportional to 49,747.07, 68,628.78 and 33,609.20 is: 46,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,747.07 : 68,628.78 = 33,609.20 : x
  2. Step 2: Convert to fraction form
    49,747.07/68,628.78 = 33,609.20/x
  3. Step 3: Cross multiply
    49,747.07x = 68,628.78 × 33,609.20
  4. Step 4: Simplify right side
    49,747.07x = 2,306,558,049.63
  5. Step 5: Solve for x
    x = 2,306,558,049.63/49,747.07
  6. Step 6: Final answer
    x = 46,365.70

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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.