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Finding the Fourth Proportional to 80,392.88, 110,945.76 and 44,580.49

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Solution

The fourth proportional to 80,392.88, 110,945.76 and 44,580.49 is: 61,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,392.88 : 110,945.76 = 44,580.49 : x
  2. Step 2: Convert to fraction form
    80,392.88/110,945.76 = 44,580.49/x
  3. Step 3: Cross multiply
    80,392.88x = 110,945.76 × 44,580.49
  4. Step 4: Simplify right side
    80,392.88x = 4,946,016,344.22
  5. Step 5: Solve for x
    x = 4,946,016,344.22/80,392.88
  6. Step 6: Final answer
    x = 61,523.06

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1.5x scale

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.