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Finding the Fourth Proportional to 67,163.50, 92,633.16 and 41,655.56

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Solution

The fourth proportional to 67,163.50, 92,633.16 and 41,655.56 is: 57,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,163.50 : 92,633.16 = 41,655.56 : x
  2. Step 2: Convert to fraction form
    67,163.50/92,633.16 = 41,655.56/x
  3. Step 3: Cross multiply
    67,163.50x = 92,633.16 × 41,655.56
  4. Step 4: Simplify right side
    67,163.50x = 3,858,686,385.95
  5. Step 5: Solve for x
    x = 3,858,686,385.95/67,163.50
  6. Step 6: Final answer
    x = 57,452.13

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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.