Home / 117,991.20-162,815.76-70,246.56

Finding the Fourth Proportional to 117,991.20, 162,815.76 and 70,246.56

Calculator

Solution

The fourth proportional to 117,991.20, 162,815.76 and 70,246.56 is: 96,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,991.20 : 162,815.76 = 70,246.56 : x
  2. Step 2: Convert to fraction form
    117,991.20/162,815.76 = 70,246.56/x
  3. Step 3: Cross multiply
    117,991.20x = 162,815.76 × 70,246.56
  4. Step 4: Simplify right side
    117,991.20x = 11,437,247,053.79
  5. Step 5: Solve for x
    x = 11,437,247,053.79/117,991.20
  6. Step 6: Final answer
    x = 96,933.05

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.