Home / 190,293-262,604.34-105,415.56

Finding the Fourth Proportional to 190,293, 262,604.34 and 105,415.56

Calculator

Solution

The fourth proportional to 190,293, 262,604.34 and 105,415.56 is: 145,473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,293 : 262,604.34 = 105,415.56 : x
  2. Step 2: Convert to fraction form
    190,293/262,604.34 = 105,415.56/x
  3. Step 3: Cross multiply
    190,293x = 262,604.34 × 105,415.56
  4. Step 4: Simplify right side
    190,293x = 27,682,583,559.53
  5. Step 5: Solve for x
    x = 27,682,583,559.53/190,293
  6. Step 6: Final answer
    x = 145,473.47

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.