Home / 225,478-311,147.16-124,868.08

Finding the Fourth Proportional to 225,478, 311,147.16 and 124,868.08

Calculator

Solution

The fourth proportional to 225,478, 311,147.16 and 124,868.08 is: 172,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,478 : 311,147.16 = 124,868.08 : x
  2. Step 2: Convert to fraction form
    225,478/311,147.16 = 124,868.08/x
  3. Step 3: Cross multiply
    225,478x = 311,147.16 × 124,868.08
  4. Step 4: Simplify right side
    225,478x = 38,852,348,466.65
  5. Step 5: Solve for x
    x = 38,852,348,466.65/225,478
  6. Step 6: Final answer
    x = 172,311.04

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.