Home / 259,623-358,279.76-140,391

Finding the Fourth Proportional to 259,623, 358,279.76 and 140,391

Calculator

Solution

The fourth proportional to 259,623, 358,279.76 and 140,391 is: 193,739.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,623 : 358,279.76 = 140,391 : x
  2. Step 2: Convert to fraction form
    259,623/358,279.76 = 140,391/x
  3. Step 3: Cross multiply
    259,623x = 358,279.76 × 140,391
  4. Step 4: Simplify right side
    259,623x = 50,299,253,786.16
  5. Step 5: Solve for x
    x = 50,299,253,786.16/259,623
  6. Step 6: Final answer
    x = 193,739.59

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.