Home / 353,881-531,049.87-129,222.63

Finding the Fourth Proportional to 353,881, 531,049.87 and 129,222.63

Calculator

Solution

The fourth proportional to 353,881, 531,049.87 and 129,222.63 is: 193,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,881 : 531,049.87 = 129,222.63 : x
  2. Step 2: Convert to fraction form
    353,881/531,049.87 = 129,222.63/x
  3. Step 3: Cross multiply
    353,881x = 531,049.87 × 129,222.63
  4. Step 4: Simplify right side
    353,881x = 68,623,657,884.25
  5. Step 5: Solve for x
    x = 68,623,657,884.25/353,881
  6. Step 6: Final answer
    x = 193,917.33

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.