Home / 67,196.14-100,778.46-29,735.80

Finding the Fourth Proportional to 67,196.14, 100,778.46 and 29,735.80

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Solution

The fourth proportional to 67,196.14, 100,778.46 and 29,735.80 is: 44,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,196.14 : 100,778.46 = 29,735.80 : x
  2. Step 2: Convert to fraction form
    67,196.14/100,778.46 = 29,735.80/x
  3. Step 3: Cross multiply
    67,196.14x = 100,778.46 × 29,735.80
  4. Step 4: Simplify right side
    67,196.14x = 2,996,728,130.87
  5. Step 5: Solve for x
    x = 2,996,728,130.87/67,196.14
  6. Step 6: Final answer
    x = 44,596.73

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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.