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Finding the Fourth Proportional to 64,179.25, 96,227.87 and 30,832.97

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Solution

The fourth proportional to 64,179.25, 96,227.87 and 30,832.97 is: 46,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,179.25 : 96,227.87 = 30,832.97 : x
  2. Step 2: Convert to fraction form
    64,179.25/96,227.87 = 30,832.97/x
  3. Step 3: Cross multiply
    64,179.25x = 96,227.87 × 30,832.97
  4. Step 4: Simplify right side
    64,179.25x = 2,966,990,393.57
  5. Step 5: Solve for x
    x = 2,966,990,393.57/64,179.25
  6. Step 6: Final answer
    x = 46,229.75

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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.