Home / 251,791.22-378,059.07-168,072.98

Finding the Fourth Proportional to 251,791.22, 378,059.07 and 168,072.98

Calculator

Solution

The fourth proportional to 251,791.22, 378,059.07 and 168,072.98 is: 252,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,791.22 : 378,059.07 = 168,072.98 : x
  2. Step 2: Convert to fraction form
    251,791.22/378,059.07 = 168,072.98/x
  3. Step 3: Cross multiply
    251,791.22x = 378,059.07 × 168,072.98
  4. Step 4: Simplify right side
    251,791.22x = 63,541,514,510.93
  5. Step 5: Solve for x
    x = 63,541,514,510.93/251,791.22
  6. Step 6: Final answer
    x = 252,357.94

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.