Home / 49,290.75-68,022.60-30,170.14

Finding the Fourth Proportional to 49,290.75, 68,022.60 and 30,170.14

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Solution

The fourth proportional to 49,290.75, 68,022.60 and 30,170.14 is: 41,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,290.75 : 68,022.60 = 30,170.14 : x
  2. Step 2: Convert to fraction form
    49,290.75/68,022.60 = 30,170.14/x
  3. Step 3: Cross multiply
    49,290.75x = 68,022.60 × 30,170.14
  4. Step 4: Simplify right side
    49,290.75x = 2,052,251,459.80
  5. Step 5: Solve for x
    x = 2,052,251,459.80/49,290.75
  6. Step 6: Final answer
    x = 41,635.63

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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.