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Finding the Fourth Proportional to 53,571.57, 73,936.97 and 34,198.86

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Solution

The fourth proportional to 53,571.57, 73,936.97 and 34,198.86 is: 47,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,571.57 : 73,936.97 = 34,198.86 : x
  2. Step 2: Convert to fraction form
    53,571.57/73,936.97 = 34,198.86/x
  3. Step 3: Cross multiply
    53,571.57x = 73,936.97 × 34,198.86
  4. Step 4: Simplify right side
    53,571.57x = 2,528,560,085.85
  5. Step 5: Solve for x
    x = 2,528,560,085.85/53,571.57
  6. Step 6: Final answer
    x = 47,199.66

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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.