Home / 75,321.39-103,944.48-41,327.70

Finding the Fourth Proportional to 75,321.39, 103,944.48 and 41,327.70

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Solution

The fourth proportional to 75,321.39, 103,944.48 and 41,327.70 is: 57,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,321.39 : 103,944.48 = 41,327.70 : x
  2. Step 2: Convert to fraction form
    75,321.39/103,944.48 = 41,327.70/x
  3. Step 3: Cross multiply
    75,321.39x = 103,944.48 × 41,327.70
  4. Step 4: Simplify right side
    75,321.39x = 4,295,786,286.10
  5. Step 5: Solve for x
    x = 4,295,786,286.10/75,321.39
  6. Step 6: Final answer
    x = 57,032.75

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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.