Home / 243,135.88-335,544.42-135,726.88

Finding the Fourth Proportional to 243,135.88, 335,544.42 and 135,726.88

Calculator

Solution

The fourth proportional to 243,135.88, 335,544.42 and 135,726.88 is: 187,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,135.88 : 335,544.42 = 135,726.88 : x
  2. Step 2: Convert to fraction form
    243,135.88/335,544.42 = 135,726.88/x
  3. Step 3: Cross multiply
    243,135.88x = 335,544.42 × 135,726.88
  4. Step 4: Simplify right side
    243,135.88x = 45,542,397,228.01
  5. Step 5: Solve for x
    x = 45,542,397,228.01/243,135.88
  6. Step 6: Final answer
    x = 187,312.53

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.