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Finding the Fourth Proportional to 61,161.54, 91,747.43 and 26,101.50

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Solution

The fourth proportional to 61,161.54, 91,747.43 and 26,101.50 is: 39,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,161.54 : 91,747.43 = 26,101.50 : x
  2. Step 2: Convert to fraction form
    61,161.54/91,747.43 = 26,101.50/x
  3. Step 3: Cross multiply
    61,161.54x = 91,747.43 × 26,101.50
  4. Step 4: Simplify right side
    61,161.54x = 2,394,745,544.15
  5. Step 5: Solve for x
    x = 2,394,745,544.15/61,161.54
  6. Step 6: Final answer
    x = 39,154.44

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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.