Home / 82,832.25-124,249.59-20,502.75

Finding the Fourth Proportional to 82,832.25, 124,249.59 and 20,502.75

Calculator

Solution

The fourth proportional to 82,832.25, 124,249.59 and 20,502.75 is: 30,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,832.25 : 124,249.59 = 20,502.75 : x
  2. Step 2: Convert to fraction form
    82,832.25/124,249.59 = 20,502.75/x
  3. Step 3: Cross multiply
    82,832.25x = 124,249.59 × 20,502.75
  4. Step 4: Simplify right side
    82,832.25x = 2,547,458,281.37
  5. Step 5: Solve for x
    x = 2,547,458,281.37/82,832.25
  6. Step 6: Final answer
    x = 30,754.43

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.