Home / 261,571.42-392,354.38-173,220.22

Finding the Fourth Proportional to 261,571.42, 392,354.38 and 173,220.22

Calculator

Solution

The fourth proportional to 261,571.42, 392,354.38 and 173,220.22 is: 259,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,571.42 : 392,354.38 = 173,220.22 : x
  2. Step 2: Convert to fraction form
    261,571.42/392,354.38 = 173,220.22/x
  3. Step 3: Cross multiply
    261,571.42x = 392,354.38 × 173,220.22
  4. Step 4: Simplify right side
    261,571.42x = 67,963,712,021.56
  5. Step 5: Solve for x
    x = 67,963,712,021.56/261,571.42
  6. Step 6: Final answer
    x = 259,828.51

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.