Home / 263,464.88-395,210.04-85,971.68

Finding the Fourth Proportional to 263,464.88, 395,210.04 and 85,971.68

Calculator

Solution

The fourth proportional to 263,464.88, 395,210.04 and 85,971.68 is: 128,961.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,464.88 : 395,210.04 = 85,971.68 : x
  2. Step 2: Convert to fraction form
    263,464.88/395,210.04 = 85,971.68/x
  3. Step 3: Cross multiply
    263,464.88x = 395,210.04 × 85,971.68
  4. Step 4: Simplify right side
    263,464.88x = 33,976,871,091.67
  5. Step 5: Solve for x
    x = 33,976,871,091.67/263,464.88
  6. Step 6: Final answer
    x = 128,961.67

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.