Home / 126,566.40-174,606.72-76,236.48

Finding the Fourth Proportional to 126,566.40, 174,606.72 and 76,236.48

Calculator

Solution

The fourth proportional to 126,566.40, 174,606.72 and 76,236.48 is: 105,173.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,566.40 : 174,606.72 = 76,236.48 : x
  2. Step 2: Convert to fraction form
    126,566.40/174,606.72 = 76,236.48/x
  3. Step 3: Cross multiply
    126,566.40x = 174,606.72 × 76,236.48
  4. Step 4: Simplify right side
    126,566.40x = 13,311,401,717.15
  5. Step 5: Solve for x
    x = 13,311,401,717.15/126,566.40
  6. Step 6: Final answer
    x = 105,173.27

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.