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Finding the Fourth Proportional to 61,067.89, 92,017.84 and 50,217.64

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Solution

The fourth proportional to 61,067.89, 92,017.84 and 50,217.64 is: 75,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,067.89 : 92,017.84 = 50,217.64 : x
  2. Step 2: Convert to fraction form
    61,067.89/92,017.84 = 50,217.64/x
  3. Step 3: Cross multiply
    61,067.89x = 92,017.84 × 50,217.64
  4. Step 4: Simplify right side
    61,067.89x = 4,620,918,501.27
  5. Step 5: Solve for x
    x = 4,620,918,501.27/61,067.89
  6. Step 6: Final answer
    x = 75,668.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.