Home / 66,121.70-91,245.44-35,906.37

Finding the Fourth Proportional to 66,121.70, 91,245.44 and 35,906.37

Calculator

Solution

The fourth proportional to 66,121.70, 91,245.44 and 35,906.37 is: 49,549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,121.70 : 91,245.44 = 35,906.37 : x
  2. Step 2: Convert to fraction form
    66,121.70/91,245.44 = 35,906.37/x
  3. Step 3: Cross multiply
    66,121.70x = 91,245.44 × 35,906.37
  4. Step 4: Simplify right side
    66,121.70x = 3,276,292,349.92
  5. Step 5: Solve for x
    x = 3,276,292,349.92/66,121.70
  6. Step 6: Final answer
    x = 49,549.43

Related Problems

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.