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Finding the Fourth Proportional to 80,107.97, 110,549.72 and 44,300.39

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Solution

The fourth proportional to 80,107.97, 110,549.72 and 44,300.39 is: 61,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,107.97 : 110,549.72 = 44,300.39 : x
  2. Step 2: Convert to fraction form
    80,107.97/110,549.72 = 44,300.39/x
  3. Step 3: Cross multiply
    80,107.97x = 110,549.72 × 44,300.39
  4. Step 4: Simplify right side
    80,107.97x = 4,897,395,488.89
  5. Step 5: Solve for x
    x = 4,897,395,488.89/80,107.97
  6. Step 6: Final answer
    x = 61,134.93

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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.