Home / 66,322.22-91,524.60-36,107.55

Finding the Fourth Proportional to 66,322.22, 91,524.60 and 36,107.55

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Solution

The fourth proportional to 66,322.22, 91,524.60 and 36,107.55 is: 49,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,322.22 : 91,524.60 = 36,107.55 : x
  2. Step 2: Convert to fraction form
    66,322.22/91,524.60 = 36,107.55/x
  3. Step 3: Cross multiply
    66,322.22x = 91,524.60 × 36,107.55
  4. Step 4: Simplify right side
    66,322.22x = 3,304,729,070.73
  5. Step 5: Solve for x
    x = 3,304,729,070.73/66,322.22
  6. Step 6: Final answer
    x = 49,828.39

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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.