Home / 66,107.33-91,227.58-35,892.05

Finding the Fourth Proportional to 66,107.33, 91,227.58 and 35,892.05

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Solution

The fourth proportional to 66,107.33, 91,227.58 and 35,892.05 is: 49,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,107.33 : 91,227.58 = 35,892.05 : x
  2. Step 2: Convert to fraction form
    66,107.33/91,227.58 = 35,892.05/x
  3. Step 3: Cross multiply
    66,107.33x = 91,227.58 × 35,892.05
  4. Step 4: Simplify right side
    66,107.33x = 3,274,344,316.87
  5. Step 5: Solve for x
    x = 3,274,344,316.87/66,107.33
  6. Step 6: Final answer
    x = 49,530.73

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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.