Home / 49,801.26-68,724-27,139.79

Finding the Fourth Proportional to 49,801.26, 68,724 and 27,139.79

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Solution

The fourth proportional to 49,801.26, 68,724 and 27,139.79 is: 37,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.26 : 68,724 = 27,139.79 : x
  2. Step 2: Convert to fraction form
    49,801.26/68,724 = 27,139.79/x
  3. Step 3: Cross multiply
    49,801.26x = 68,724 × 27,139.79
  4. Step 4: Simplify right side
    49,801.26x = 1,865,155,099.77
  5. Step 5: Solve for x
    x = 1,865,155,099.77/49,801.26
  6. Step 6: Final answer
    x = 37,451.97

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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.