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Finding the Fourth Proportional to 65,371.74, 98,110.15 and 33,791.05

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Solution

The fourth proportional to 65,371.74, 98,110.15 and 33,791.05 is: 50,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,371.74 : 98,110.15 = 33,791.05 : x
  2. Step 2: Convert to fraction form
    65,371.74/98,110.15 = 33,791.05/x
  3. Step 3: Cross multiply
    65,371.74x = 98,110.15 × 33,791.05
  4. Step 4: Simplify right side
    65,371.74x = 3,315,244,984.16
  5. Step 5: Solve for x
    x = 3,315,244,984.16/65,371.74
  6. Step 6: Final answer
    x = 50,713.73

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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.