Home / 75,084.12-103,614.66-41,550.12

Finding the Fourth Proportional to 75,084.12, 103,614.66 and 41,550.12

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Solution

The fourth proportional to 75,084.12, 103,614.66 and 41,550.12 is: 57,338.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,084.12 : 103,614.66 = 41,550.12 : x
  2. Step 2: Convert to fraction form
    75,084.12/103,614.66 = 41,550.12/x
  3. Step 3: Cross multiply
    75,084.12x = 103,614.66 × 41,550.12
  4. Step 4: Simplify right side
    75,084.12x = 4,305,201,556.76
  5. Step 5: Solve for x
    x = 4,305,201,556.76/75,084.12
  6. Step 6: Final answer
    x = 57,338.38

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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.