Home / 79,203.66-118,991.28-74,720.22

Finding the Fourth Proportional to 79,203.66, 118,991.28 and 74,720.22

Calculator

Solution

The fourth proportional to 79,203.66, 118,991.28 and 74,720.22 is: 112,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,203.66 : 118,991.28 = 74,720.22 : x
  2. Step 2: Convert to fraction form
    79,203.66/118,991.28 = 74,720.22/x
  3. Step 3: Cross multiply
    79,203.66x = 118,991.28 × 74,720.22
  4. Step 4: Simplify right side
    79,203.66x = 8,891,054,619.68
  5. Step 5: Solve for x
    x = 8,891,054,619.68/79,203.66
  6. Step 6: Final answer
    x = 112,255.60

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.