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Finding the Fourth Proportional to 55,093.44, 82,641.08 and 28,849.44

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Solution

The fourth proportional to 55,093.44, 82,641.08 and 28,849.44 is: 43,274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,093.44 : 82,641.08 = 28,849.44 : x
  2. Step 2: Convert to fraction form
    55,093.44/82,641.08 = 28,849.44/x
  3. Step 3: Cross multiply
    55,093.44x = 82,641.08 × 28,849.44
  4. Step 4: Simplify right side
    55,093.44x = 2,384,148,879.00
  5. Step 5: Solve for x
    x = 2,384,148,879.00/55,093.44
  6. Step 6: Final answer
    x = 43,274.64

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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.