Home / 79,743.78-110,046.45-43,933.47

Finding the Fourth Proportional to 79,743.78, 110,046.45 and 43,933.47

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Solution

The fourth proportional to 79,743.78, 110,046.45 and 43,933.47 is: 60,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,743.78 : 110,046.45 = 43,933.47 : x
  2. Step 2: Convert to fraction form
    79,743.78/110,046.45 = 43,933.47/x
  3. Step 3: Cross multiply
    79,743.78x = 110,046.45 × 43,933.47
  4. Step 4: Simplify right side
    79,743.78x = 4,834,722,409.68
  5. Step 5: Solve for x
    x = 4,834,722,409.68/79,743.78
  6. Step 6: Final answer
    x = 60,628.21

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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.