Home / 116,170.24-160,318.72-65,871.36

Finding the Fourth Proportional to 116,170.24, 160,318.72 and 65,871.36

Calculator

Solution

The fourth proportional to 116,170.24, 160,318.72 and 65,871.36 is: 90,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,170.24 : 160,318.72 = 65,871.36 : x
  2. Step 2: Convert to fraction form
    116,170.24/160,318.72 = 65,871.36/x
  3. Step 3: Cross multiply
    116,170.24x = 160,318.72 × 65,871.36
  4. Step 4: Simplify right side
    116,170.24x = 10,560,412,119.86
  5. Step 5: Solve for x
    x = 10,560,412,119.86/116,170.24
  6. Step 6: Final answer
    x = 90,904.63

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.