Home / 185,326.72-278,024.85-84,131.87

Finding the Fourth Proportional to 185,326.72, 278,024.85 and 84,131.87

Calculator

Solution

The fourth proportional to 185,326.72, 278,024.85 and 84,131.87 is: 126,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,326.72 : 278,024.85 = 84,131.87 : x
  2. Step 2: Convert to fraction form
    185,326.72/278,024.85 = 84,131.87/x
  3. Step 3: Cross multiply
    185,326.72x = 278,024.85 × 84,131.87
  4. Step 4: Simplify right side
    185,326.72x = 23,390,749,146.85
  5. Step 5: Solve for x
    x = 23,390,749,146.85/185,326.72
  6. Step 6: Final answer
    x = 126,213.58

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.