Home / 180,786.33-249,584.49-123,511.77

Finding the Fourth Proportional to 180,786.33, 249,584.49 and 123,511.77

Calculator

Solution

The fourth proportional to 180,786.33, 249,584.49 and 123,511.77 is: 170,514.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,786.33 : 249,584.49 = 123,511.77 : x
  2. Step 2: Convert to fraction form
    180,786.33/249,584.49 = 123,511.77/x
  3. Step 3: Cross multiply
    180,786.33x = 249,584.49 × 123,511.77
  4. Step 4: Simplify right side
    180,786.33x = 30,826,622,124.45
  5. Step 5: Solve for x
    x = 30,826,622,124.45/180,786.33
  6. Step 6: Final answer
    x = 170,514.12

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.