Home / 259,823.94-389,421.99-126,504.42

Finding the Fourth Proportional to 259,823.94, 389,421.99 and 126,504.42

Calculator

Solution

The fourth proportional to 259,823.94, 389,421.99 and 126,504.42 is: 189,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,823.94 : 389,421.99 = 126,504.42 : x
  2. Step 2: Convert to fraction form
    259,823.94/389,421.99 = 126,504.42/x
  3. Step 3: Cross multiply
    259,823.94x = 389,421.99 × 126,504.42
  4. Step 4: Simplify right side
    259,823.94x = 49,263,602,980.20
  5. Step 5: Solve for x
    x = 49,263,602,980.20/259,823.94
  6. Step 6: Final answer
    x = 189,603.79

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.