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Finding the Fourth Proportional to 80,265.13, 110,764.50 and 44,454.39

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Solution

The fourth proportional to 80,265.13, 110,764.50 and 44,454.39 is: 61,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265.13 : 110,764.50 = 44,454.39 : x
  2. Step 2: Convert to fraction form
    80,265.13/110,764.50 = 44,454.39/x
  3. Step 3: Cross multiply
    80,265.13x = 110,764.50 × 44,454.39
  4. Step 4: Simplify right side
    80,265.13x = 4,923,968,281.16
  5. Step 5: Solve for x
    x = 4,923,968,281.16/80,265.13
  6. Step 6: Final answer
    x = 61,346.29

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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.