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Finding the Fourth Proportional to 293,355.44, 404,761.13 and 166,031.03

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Solution

The fourth proportional to 293,355.44, 404,761.13 and 166,031.03 is: 229,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,355.44 : 404,761.13 = 166,031.03 : x
  2. Step 2: Convert to fraction form
    293,355.44/404,761.13 = 166,031.03/x
  3. Step 3: Cross multiply
    293,355.44x = 404,761.13 × 166,031.03
  4. Step 4: Simplify right side
    293,355.44x = 67,202,904,463.90
  5. Step 5: Solve for x
    x = 67,202,904,463.90/293,355.44
  6. Step 6: Final answer
    x = 229,083.55

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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.