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Finding the Fourth Proportional to 68,957.25, 95,162.27 and 38,333.22

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Solution

The fourth proportional to 68,957.25, 95,162.27 and 38,333.22 is: 52,900.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,957.25 : 95,162.27 = 38,333.22 : x
  2. Step 2: Convert to fraction form
    68,957.25/95,162.27 = 38,333.22/x
  3. Step 3: Cross multiply
    68,957.25x = 95,162.27 × 38,333.22
  4. Step 4: Simplify right side
    68,957.25x = 3,647,876,231.61
  5. Step 5: Solve for x
    x = 3,647,876,231.61/68,957.25
  6. Step 6: Final answer
    x = 52,900.55

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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.