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Finding the Fourth Proportional to 61,794.75, 85,276.86 and 33,500.49

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Solution

The fourth proportional to 61,794.75, 85,276.86 and 33,500.49 is: 46,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,794.75 : 85,276.86 = 33,500.49 : x
  2. Step 2: Convert to fraction form
    61,794.75/85,276.86 = 33,500.49/x
  3. Step 3: Cross multiply
    61,794.75x = 85,276.86 × 33,500.49
  4. Step 4: Simplify right side
    61,794.75x = 2,856,816,595.66
  5. Step 5: Solve for x
    x = 2,856,816,595.66/61,794.75
  6. Step 6: Final answer
    x = 46,230.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.