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Finding the Fourth Proportional to 56,791.37, 85,187.36 and 23,493.39

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Solution

The fourth proportional to 56,791.37, 85,187.36 and 23,493.39 is: 35,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,791.37 : 85,187.36 = 23,493.39 : x
  2. Step 2: Convert to fraction form
    56,791.37/85,187.36 = 23,493.39/x
  3. Step 3: Cross multiply
    56,791.37x = 85,187.36 × 23,493.39
  4. Step 4: Simplify right side
    56,791.37x = 2,001,339,930.28
  5. Step 5: Solve for x
    x = 2,001,339,930.28/56,791.37
  6. Step 6: Final answer
    x = 35,240.22

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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.