Home / 139,546.74-192,579.57-79,942.26

Finding the Fourth Proportional to 139,546.74, 192,579.57 and 79,942.26

Calculator

Solution

The fourth proportional to 139,546.74, 192,579.57 and 79,942.26 is: 110,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,546.74 : 192,579.57 = 79,942.26 : x
  2. Step 2: Convert to fraction form
    139,546.74/192,579.57 = 79,942.26/x
  3. Step 3: Cross multiply
    139,546.74x = 192,579.57 × 79,942.26
  4. Step 4: Simplify right side
    139,546.74x = 15,395,246,055.63
  5. Step 5: Solve for x
    x = 15,395,246,055.63/139,546.74
  6. Step 6: Final answer
    x = 110,323.22

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.