Home / 49,867.78-68,794.36-29,713.36

Finding the Fourth Proportional to 49,867.78, 68,794.36 and 29,713.36

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Solution

The fourth proportional to 49,867.78, 68,794.36 and 29,713.36 is: 40,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.78 : 68,794.36 = 29,713.36 : x
  2. Step 2: Convert to fraction form
    49,867.78/68,794.36 = 29,713.36/x
  3. Step 3: Cross multiply
    49,867.78x = 68,794.36 × 29,713.36
  4. Step 4: Simplify right side
    49,867.78x = 2,044,111,584.65
  5. Step 5: Solve for x
    x = 2,044,111,584.65/49,867.78
  6. Step 6: Final answer
    x = 40,990.63

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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.