Home / 67,056.36-100,584.42-17,136.47

Finding the Fourth Proportional to 67,056.36, 100,584.42 and 17,136.47

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Solution

The fourth proportional to 67,056.36, 100,584.42 and 17,136.47 is: 25,704.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,056.36 : 100,584.42 = 17,136.47 : x
  2. Step 2: Convert to fraction form
    67,056.36/100,584.42 = 17,136.47/x
  3. Step 3: Cross multiply
    67,056.36x = 100,584.42 × 17,136.47
  4. Step 4: Simplify right side
    67,056.36x = 1,723,661,392.88
  5. Step 5: Solve for x
    x = 1,723,661,392.88/67,056.36
  6. Step 6: Final answer
    x = 25,704.67

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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.