Home / 72,841.14-109,268.12-22,251.58

Finding the Fourth Proportional to 72,841.14, 109,268.12 and 22,251.58

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Solution

The fourth proportional to 72,841.14, 109,268.12 and 22,251.58 is: 33,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,841.14 : 109,268.12 = 22,251.58 : x
  2. Step 2: Convert to fraction form
    72,841.14/109,268.12 = 22,251.58/x
  3. Step 3: Cross multiply
    72,841.14x = 109,268.12 × 22,251.58
  4. Step 4: Simplify right side
    72,841.14x = 2,431,388,096.09
  5. Step 5: Solve for x
    x = 2,431,388,096.09/72,841.14
  6. Step 6: Final answer
    x = 33,379.33

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1.5x scale

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.