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Finding the Fourth Proportional to 180,064.09, 270,109.80 and 53,694.44

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Solution

The fourth proportional to 180,064.09, 270,109.80 and 53,694.44 is: 80,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,064.09 : 270,109.80 = 53,694.44 : x
  2. Step 2: Convert to fraction form
    180,064.09/270,109.80 = 53,694.44/x
  3. Step 3: Cross multiply
    180,064.09x = 270,109.80 × 53,694.44
  4. Step 4: Simplify right side
    180,064.09x = 14,503,394,181.04
  5. Step 5: Solve for x
    x = 14,503,394,181.04/180,064.09
  6. Step 6: Final answer
    x = 80,545.74

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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.