Home / 66,282.23-91,469.66-36,067.55

Finding the Fourth Proportional to 66,282.23, 91,469.66 and 36,067.55

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Solution

The fourth proportional to 66,282.23, 91,469.66 and 36,067.55 is: 49,773.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,282.23 : 91,469.66 = 36,067.55 : x
  2. Step 2: Convert to fraction form
    66,282.23/91,469.66 = 36,067.55/x
  3. Step 3: Cross multiply
    66,282.23x = 91,469.66 × 36,067.55
  4. Step 4: Simplify right side
    66,282.23x = 3,299,085,897.85
  5. Step 5: Solve for x
    x = 3,299,085,897.85/66,282.23
  6. Step 6: Final answer
    x = 49,773.31

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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.