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Finding the Fourth Proportional to 43,398.33, 65,092.59 and 29,447.97

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Solution

The fourth proportional to 43,398.33, 65,092.59 and 29,447.97 is: 44,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,398.33 : 65,092.59 = 29,447.97 : x
  2. Step 2: Convert to fraction form
    43,398.33/65,092.59 = 29,447.97/x
  3. Step 3: Cross multiply
    43,398.33x = 65,092.59 × 29,447.97
  4. Step 4: Simplify right side
    43,398.33x = 1,916,844,637.54
  5. Step 5: Solve for x
    x = 1,916,844,637.54/43,398.33
  6. Step 6: Final answer
    x = 44,168.63

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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.