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Finding the Fourth Proportional to 66,173.66, 99,202.17 and 24,591.50

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Solution

The fourth proportional to 66,173.66, 99,202.17 and 24,591.50 is: 36,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,173.66 : 99,202.17 = 24,591.50 : x
  2. Step 2: Convert to fraction form
    66,173.66/99,202.17 = 24,591.50/x
  3. Step 3: Cross multiply
    66,173.66x = 99,202.17 × 24,591.50
  4. Step 4: Simplify right side
    66,173.66x = 2,439,530,163.56
  5. Step 5: Solve for x
    x = 2,439,530,163.56/66,173.66
  6. Step 6: Final answer
    x = 36,865.58

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1.5x scale

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.