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Finding the Fourth Proportional to 44,077.25, 66,115.88 and 11,245.25

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Solution

The fourth proportional to 44,077.25, 66,115.88 and 11,245.25 is: 16,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,077.25 : 66,115.88 = 11,245.25 : x
  2. Step 2: Convert to fraction form
    44,077.25/66,115.88 = 11,245.25/x
  3. Step 3: Cross multiply
    44,077.25x = 66,115.88 × 11,245.25
  4. Step 4: Simplify right side
    44,077.25x = 743,489,599.57
  5. Step 5: Solve for x
    x = 743,489,599.57/44,077.25
  6. Step 6: Final answer
    x = 16,867.88

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1.5x scale

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.