Home / 79,544.26-109,771.10-43,736.69

Finding the Fourth Proportional to 79,544.26, 109,771.10 and 43,736.69

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Solution

The fourth proportional to 79,544.26, 109,771.10 and 43,736.69 is: 60,356.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,544.26 : 109,771.10 = 43,736.69 : x
  2. Step 2: Convert to fraction form
    79,544.26/109,771.10 = 43,736.69/x
  3. Step 3: Cross multiply
    79,544.26x = 109,771.10 × 43,736.69
  4. Step 4: Simplify right side
    79,544.26x = 4,801,024,791.42
  5. Step 5: Solve for x
    x = 4,801,024,791.42/79,544.26
  6. Step 6: Final answer
    x = 60,356.65

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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.