Home / 109,053.28-150,495.90-66,635.20

Finding the Fourth Proportional to 109,053.28, 150,495.90 and 66,635.20

Calculator

Solution

The fourth proportional to 109,053.28, 150,495.90 and 66,635.20 is: 91,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,053.28 : 150,495.90 = 66,635.20 : x
  2. Step 2: Convert to fraction form
    109,053.28/150,495.90 = 66,635.20/x
  3. Step 3: Cross multiply
    109,053.28x = 150,495.90 × 66,635.20
  4. Step 4: Simplify right side
    109,053.28x = 10,028,324,395.68
  5. Step 5: Solve for x
    x = 10,028,324,395.68/109,053.28
  6. Step 6: Final answer
    x = 91,958.03

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.