Home / 66,163.27-91,305.68-35,948.84

Finding the Fourth Proportional to 66,163.27, 91,305.68 and 35,948.84

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Solution

The fourth proportional to 66,163.27, 91,305.68 and 35,948.84 is: 49,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,163.27 : 91,305.68 = 35,948.84 : x
  2. Step 2: Convert to fraction form
    66,163.27/91,305.68 = 35,948.84/x
  3. Step 3: Cross multiply
    66,163.27x = 91,305.68 × 35,948.84
  4. Step 4: Simplify right side
    66,163.27x = 3,282,332,914.75
  5. Step 5: Solve for x
    x = 3,282,332,914.75/66,163.27
  6. Step 6: Final answer
    x = 49,609.60

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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.