Home / 71,735.09-107,556.44-27,337.59

Finding the Fourth Proportional to 71,735.09, 107,556.44 and 27,337.59

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Solution

The fourth proportional to 71,735.09, 107,556.44 and 27,337.59 is: 40,988.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,735.09 : 107,556.44 = 27,337.59 : x
  2. Step 2: Convert to fraction form
    71,735.09/107,556.44 = 27,337.59/x
  3. Step 3: Cross multiply
    71,735.09x = 107,556.44 × 27,337.59
  4. Step 4: Simplify right side
    71,735.09x = 2,940,333,721.89
  5. Step 5: Solve for x
    x = 2,940,333,721.89/71,735.09
  6. Step 6: Final answer
    x = 40,988.78

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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.