Home / 75,169.26-103,662-44,949.69

Finding the Fourth Proportional to 75,169.26, 103,662 and 44,949.69

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Solution

The fourth proportional to 75,169.26, 103,662 and 44,949.69 is: 61,987.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,169.26 : 103,662 = 44,949.69 : x
  2. Step 2: Convert to fraction form
    75,169.26/103,662 = 44,949.69/x
  3. Step 3: Cross multiply
    75,169.26x = 103,662 × 44,949.69
  4. Step 4: Simplify right side
    75,169.26x = 4,659,574,764.78
  5. Step 5: Solve for x
    x = 4,659,574,764.78/75,169.26
  6. Step 6: Final answer
    x = 61,987.77

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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.