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Finding the Fourth Proportional to 44,080.80, 66,121.20 and 26,584.80

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Solution

The fourth proportional to 44,080.80, 66,121.20 and 26,584.80 is: 39,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,080.80 : 66,121.20 = 26,584.80 : x
  2. Step 2: Convert to fraction form
    44,080.80/66,121.20 = 26,584.80/x
  3. Step 3: Cross multiply
    44,080.80x = 66,121.20 × 26,584.80
  4. Step 4: Simplify right side
    44,080.80x = 1,757,818,877.76
  5. Step 5: Solve for x
    x = 1,757,818,877.76/44,080.80
  6. Step 6: Final answer
    x = 39,877.20

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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.