Home / 190,391.68-262,736.64-105,508.48

Finding the Fourth Proportional to 190,391.68, 262,736.64 and 105,508.48

Calculator

Solution

The fourth proportional to 190,391.68, 262,736.64 and 105,508.48 is: 145,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,391.68 : 262,736.64 = 105,508.48 : x
  2. Step 2: Convert to fraction form
    190,391.68/262,736.64 = 105,508.48/x
  3. Step 3: Cross multiply
    190,391.68x = 262,736.64 × 105,508.48
  4. Step 4: Simplify right side
    190,391.68x = 27,720,943,526.71
  5. Step 5: Solve for x
    x = 27,720,943,526.71/190,391.68
  6. Step 6: Final answer
    x = 145,599.55

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.