Home / 66,706.20-100,082.74-41,717.88

Finding the Fourth Proportional to 66,706.20, 100,082.74 and 41,717.88

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Solution

The fourth proportional to 66,706.20, 100,082.74 and 41,717.88 is: 62,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,706.20 : 100,082.74 = 41,717.88 : x
  2. Step 2: Convert to fraction form
    66,706.20/100,082.74 = 41,717.88/x
  3. Step 3: Cross multiply
    66,706.20x = 100,082.74 × 41,717.88
  4. Step 4: Simplify right side
    66,706.20x = 4,175,239,737.39
  5. Step 5: Solve for x
    x = 4,175,239,737.39/66,706.20
  6. Step 6: Final answer
    x = 62,591.48

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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.