Home / 225,741.20-311,526.36-123,775.96

Finding the Fourth Proportional to 225,741.20, 311,526.36 and 123,775.96

Calculator

Solution

The fourth proportional to 225,741.20, 311,526.36 and 123,775.96 is: 170,812.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,741.20 : 311,526.36 = 123,775.96 : x
  2. Step 2: Convert to fraction form
    225,741.20/311,526.36 = 123,775.96/x
  3. Step 3: Cross multiply
    225,741.20x = 311,526.36 × 123,775.96
  4. Step 4: Simplify right side
    225,741.20x = 38,559,474,274.31
  5. Step 5: Solve for x
    x = 38,559,474,274.31/225,741.20
  6. Step 6: Final answer
    x = 170,812.75

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.