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Finding the Fourth Proportional to 80,109.95, 110,546.27 and 44,299.64

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Solution

The fourth proportional to 80,109.95, 110,546.27 and 44,299.64 is: 61,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,109.95 : 110,546.27 = 44,299.64 : x
  2. Step 2: Convert to fraction form
    80,109.95/110,546.27 = 44,299.64/x
  3. Step 3: Cross multiply
    80,109.95x = 110,546.27 × 44,299.64
  4. Step 4: Simplify right side
    80,109.95x = 4,897,160,185.33
  5. Step 5: Solve for x
    x = 4,897,160,185.33/80,109.95
  6. Step 6: Final answer
    x = 61,130.49

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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.