Home / 121,222.41-181,861.17-36,990.12

Finding the Fourth Proportional to 121,222.41, 181,861.17 and 36,990.12

Calculator

Solution

The fourth proportional to 121,222.41, 181,861.17 and 36,990.12 is: 55,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,222.41 : 181,861.17 = 36,990.12 : x
  2. Step 2: Convert to fraction form
    121,222.41/181,861.17 = 36,990.12/x
  3. Step 3: Cross multiply
    121,222.41x = 181,861.17 × 36,990.12
  4. Step 4: Simplify right side
    121,222.41x = 6,727,066,501.64
  5. Step 5: Solve for x
    x = 6,727,066,501.64/121,222.41
  6. Step 6: Final answer
    x = 55,493.59

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.