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Finding the Fourth Proportional to 168,705.61, 253,058.51 and 44,046.61

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Solution

The fourth proportional to 168,705.61, 253,058.51 and 44,046.61 is: 66,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,705.61 : 253,058.51 = 44,046.61 : x
  2. Step 2: Convert to fraction form
    168,705.61/253,058.51 = 44,046.61/x
  3. Step 3: Cross multiply
    168,705.61x = 253,058.51 × 44,046.61
  4. Step 4: Simplify right side
    168,705.61x = 11,146,368,974.62
  5. Step 5: Solve for x
    x = 11,146,368,974.62/168,705.61
  6. Step 6: Final answer
    x = 66,069.94

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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.