Home / 77,761.44-116,645.76-25,175.04

Finding the Fourth Proportional to 77,761.44, 116,645.76 and 25,175.04

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Solution

The fourth proportional to 77,761.44, 116,645.76 and 25,175.04 is: 37,763.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,761.44 : 116,645.76 = 25,175.04 : x
  2. Step 2: Convert to fraction form
    77,761.44/116,645.76 = 25,175.04/x
  3. Step 3: Cross multiply
    77,761.44x = 116,645.76 × 25,175.04
  4. Step 4: Simplify right side
    77,761.44x = 2,936,561,673.83
  5. Step 5: Solve for x
    x = 2,936,561,673.83/77,761.44
  6. Step 6: Final answer
    x = 37,763.73

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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.