Home / 114,916.80-172,375.20-112,972.80

Finding the Fourth Proportional to 114,916.80, 172,375.20 and 112,972.80

Calculator

Solution

The fourth proportional to 114,916.80, 172,375.20 and 112,972.80 is: 169,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,916.80 : 172,375.20 = 112,972.80 : x
  2. Step 2: Convert to fraction form
    114,916.80/172,375.20 = 112,972.80/x
  3. Step 3: Cross multiply
    114,916.80x = 172,375.20 × 112,972.80
  4. Step 4: Simplify right side
    114,916.80x = 19,473,708,994.56
  5. Step 5: Solve for x
    x = 19,473,708,994.56/114,916.80
  6. Step 6: Final answer
    x = 169,459.20

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.