Home / 49,819.78-74,751.68-26,121.66

Finding the Fourth Proportional to 49,819.78, 74,751.68 and 26,121.66

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Solution

The fourth proportional to 49,819.78, 74,751.68 and 26,121.66 is: 39,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,819.78 : 74,751.68 = 26,121.66 : x
  2. Step 2: Convert to fraction form
    49,819.78/74,751.68 = 26,121.66/x
  3. Step 3: Cross multiply
    49,819.78x = 74,751.68 × 26,121.66
  4. Step 4: Simplify right side
    49,819.78x = 1,952,637,969.39
  5. Step 5: Solve for x
    x = 1,952,637,969.39/49,819.78
  6. Step 6: Final answer
    x = 39,194.03

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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.