Home / 118,082.70-177,124.05-73,139.85

Finding the Fourth Proportional to 118,082.70, 177,124.05 and 73,139.85

Calculator

Solution

The fourth proportional to 118,082.70, 177,124.05 and 73,139.85 is: 109,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,082.70 : 177,124.05 = 73,139.85 : x
  2. Step 2: Convert to fraction form
    118,082.70/177,124.05 = 73,139.85/x
  3. Step 3: Cross multiply
    118,082.70x = 177,124.05 × 73,139.85
  4. Step 4: Simplify right side
    118,082.70x = 12,954,826,448.39
  5. Step 5: Solve for x
    x = 12,954,826,448.39/118,082.70
  6. Step 6: Final answer
    x = 109,709.78

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.