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Finding the Fourth Proportional to 80,075.76, 110,504.58 and 44,265.78

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Solution

The fourth proportional to 80,075.76, 110,504.58 and 44,265.78 is: 61,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,075.76 : 110,504.58 = 44,265.78 : x
  2. Step 2: Convert to fraction form
    80,075.76/110,504.58 = 44,265.78/x
  3. Step 3: Cross multiply
    80,075.76x = 110,504.58 × 44,265.78
  4. Step 4: Simplify right side
    80,075.76x = 4,891,571,427.27
  5. Step 5: Solve for x
    x = 4,891,571,427.27/80,075.76
  6. Step 6: Final answer
    x = 61,086.79

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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.