Home / 71,336.06-107,005-33,899.79

Finding the Fourth Proportional to 71,336.06, 107,005 and 33,899.79

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Solution

The fourth proportional to 71,336.06, 107,005 and 33,899.79 is: 50,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,336.06 : 107,005 = 33,899.79 : x
  2. Step 2: Convert to fraction form
    71,336.06/107,005 = 33,899.79/x
  3. Step 3: Cross multiply
    71,336.06x = 107,005 × 33,899.79
  4. Step 4: Simplify right side
    71,336.06x = 3,627,447,028.95
  5. Step 5: Solve for x
    x = 3,627,447,028.95/71,336.06
  6. Step 6: Final answer
    x = 50,850.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.