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Finding the Fourth Proportional to 68,053.62, 93,892.32 and 41,187.54

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Solution

The fourth proportional to 68,053.62, 93,892.32 and 41,187.54 is: 56,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,053.62 : 93,892.32 = 41,187.54 : x
  2. Step 2: Convert to fraction form
    68,053.62/93,892.32 = 41,187.54/x
  3. Step 3: Cross multiply
    68,053.62x = 93,892.32 × 41,187.54
  4. Step 4: Simplify right side
    68,053.62x = 3,867,193,685.69
  5. Step 5: Solve for x
    x = 3,867,193,685.69/68,053.62
  6. Step 6: Final answer
    x = 56,825.69

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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.