Home / 109,357.20-150,881.46-71,172.94

Finding the Fourth Proportional to 109,357.20, 150,881.46 and 71,172.94

Calculator

Solution

The fourth proportional to 109,357.20, 150,881.46 and 71,172.94 is: 98,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,357.20 : 150,881.46 = 71,172.94 : x
  2. Step 2: Convert to fraction form
    109,357.20/150,881.46 = 71,172.94/x
  3. Step 3: Cross multiply
    109,357.20x = 150,881.46 × 71,172.94
  4. Step 4: Simplify right side
    109,357.20x = 10,738,677,099.69
  5. Step 5: Solve for x
    x = 10,738,677,099.69/109,357.20
  6. Step 6: Final answer
    x = 98,198.17

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.