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Finding the Fourth Proportional to 75,091.52, 103,629.52 and 41,557.52

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Solution

The fourth proportional to 75,091.52, 103,629.52 and 41,557.52 is: 57,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,091.52 : 103,629.52 = 41,557.52 : x
  2. Step 2: Convert to fraction form
    75,091.52/103,629.52 = 41,557.52/x
  3. Step 3: Cross multiply
    75,091.52x = 103,629.52 × 41,557.52
  4. Step 4: Simplify right side
    75,091.52x = 4,306,585,849.99
  5. Step 5: Solve for x
    x = 4,306,585,849.99/75,091.52
  6. Step 6: Final answer
    x = 57,351.16

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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.