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Finding the Fourth Proportional to 35,249.87, 52,770.92 and 30,875.87

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Solution

The fourth proportional to 35,249.87, 52,770.92 and 30,875.87 is: 46,222.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,249.87 : 52,770.92 = 30,875.87 : x
  2. Step 2: Convert to fraction form
    35,249.87/52,770.92 = 30,875.87/x
  3. Step 3: Cross multiply
    35,249.87x = 52,770.92 × 30,875.87
  4. Step 4: Simplify right side
    35,249.87x = 1,629,347,647.47
  5. Step 5: Solve for x
    x = 1,629,347,647.47/35,249.87
  6. Step 6: Final answer
    x = 46,222.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.