Home / 159,586.55-220,229.39-87,967.77

Finding the Fourth Proportional to 159,586.55, 220,229.39 and 87,967.77

Calculator

Solution

The fourth proportional to 159,586.55, 220,229.39 and 87,967.77 is: 121,395.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,586.55 : 220,229.39 = 87,967.77 : x
  2. Step 2: Convert to fraction form
    159,586.55/220,229.39 = 87,967.77/x
  3. Step 3: Cross multiply
    159,586.55x = 220,229.39 × 87,967.77
  4. Step 4: Simplify right side
    159,586.55x = 19,373,088,216.80
  5. Step 5: Solve for x
    x = 19,373,088,216.80/159,586.55
  6. Step 6: Final answer
    x = 121,395.49

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.