Home / 75,161.14-103,722.32-41,169.33

Finding the Fourth Proportional to 75,161.14, 103,722.32 and 41,169.33

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Solution

The fourth proportional to 75,161.14, 103,722.32 and 41,169.33 is: 56,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,161.14 : 103,722.32 = 41,169.33 : x
  2. Step 2: Convert to fraction form
    75,161.14/103,722.32 = 41,169.33/x
  3. Step 3: Cross multiply
    75,161.14x = 103,722.32 × 41,169.33
  4. Step 4: Simplify right side
    75,161.14x = 4,270,178,523.37
  5. Step 5: Solve for x
    x = 4,270,178,523.37/75,161.14
  6. Step 6: Final answer
    x = 56,813.65

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1.5x scale

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.