Home / 56,936.72-85,414.20-28,845.41

Finding the Fourth Proportional to 56,936.72, 85,414.20 and 28,845.41

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Solution

The fourth proportional to 56,936.72, 85,414.20 and 28,845.41 is: 43,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,936.72 : 85,414.20 = 28,845.41 : x
  2. Step 2: Convert to fraction form
    56,936.72/85,414.20 = 28,845.41/x
  3. Step 3: Cross multiply
    56,936.72x = 85,414.20 × 28,845.41
  4. Step 4: Simplify right side
    56,936.72x = 2,463,807,191.75
  5. Step 5: Solve for x
    x = 2,463,807,191.75/56,936.72
  6. Step 6: Final answer
    x = 43,272.73

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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.