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Finding the Fourth Proportional to 68,456.96, 94,476.96 and 41,593.28

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Solution

The fourth proportional to 68,456.96, 94,476.96 and 41,593.28 is: 57,402.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,456.96 : 94,476.96 = 41,593.28 : x
  2. Step 2: Convert to fraction form
    68,456.96/94,476.96 = 41,593.28/x
  3. Step 3: Cross multiply
    68,456.96x = 94,476.96 × 41,593.28
  4. Step 4: Simplify right side
    68,456.96x = 3,929,606,650.83
  5. Step 5: Solve for x
    x = 3,929,606,650.83/68,456.96
  6. Step 6: Final answer
    x = 57,402.59

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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.