Home / 66,444.26-91,692.41-36,229.50

Finding the Fourth Proportional to 66,444.26, 91,692.41 and 36,229.50

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Solution

The fourth proportional to 66,444.26, 91,692.41 and 36,229.50 is: 49,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444.26 : 91,692.41 = 36,229.50 : x
  2. Step 2: Convert to fraction form
    66,444.26/91,692.41 = 36,229.50/x
  3. Step 3: Cross multiply
    66,444.26x = 91,692.41 × 36,229.50
  4. Step 4: Simplify right side
    66,444.26x = 3,321,969,986.95
  5. Step 5: Solve for x
    x = 3,321,969,986.95/66,444.26
  6. Step 6: Final answer
    x = 49,996.35

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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.