Home / 143,158.16-214,708.08-54,380.54

Finding the Fourth Proportional to 143,158.16, 214,708.08 and 54,380.54

Calculator

Solution

The fourth proportional to 143,158.16, 214,708.08 and 54,380.54 is: 81,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,158.16 : 214,708.08 = 54,380.54 : x
  2. Step 2: Convert to fraction form
    143,158.16/214,708.08 = 54,380.54/x
  3. Step 3: Cross multiply
    143,158.16x = 214,708.08 × 54,380.54
  4. Step 4: Simplify right side
    143,158.16x = 11,675,941,332.76
  5. Step 5: Solve for x
    x = 11,675,941,332.76/143,158.16
  6. Step 6: Final answer
    x = 81,559.73

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.