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Finding the Fourth Proportional to 62,067.96, 85,694.22 and 40,883.22

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Solution

The fourth proportional to 62,067.96, 85,694.22 and 40,883.22 is: 56,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,067.96 : 85,694.22 = 40,883.22 : x
  2. Step 2: Convert to fraction form
    62,067.96/85,694.22 = 40,883.22/x
  3. Step 3: Cross multiply
    62,067.96x = 85,694.22 × 40,883.22
  4. Step 4: Simplify right side
    62,067.96x = 3,503,455,648.99
  5. Step 5: Solve for x
    x = 3,503,455,648.99/62,067.96
  6. Step 6: Final answer
    x = 56,445.48

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1.5x scale

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.