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Finding the Fourth Proportional to 60,997.44, 91,636.34 and 43,272.11

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Solution

The fourth proportional to 60,997.44, 91,636.34 and 43,272.11 is: 65,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,997.44 : 91,636.34 = 43,272.11 : x
  2. Step 2: Convert to fraction form
    60,997.44/91,636.34 = 43,272.11/x
  3. Step 3: Cross multiply
    60,997.44x = 91,636.34 × 43,272.11
  4. Step 4: Simplify right side
    60,997.44x = 3,965,297,784.48
  5. Step 5: Solve for x
    x = 3,965,297,784.48/60,997.44
  6. Step 6: Final answer
    x = 65,007.61

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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.