Home / 179,605.80-269,700.30-120,702.60

Finding the Fourth Proportional to 179,605.80, 269,700.30 and 120,702.60

Calculator

Solution

The fourth proportional to 179,605.80, 269,700.30 and 120,702.60 is: 181,249.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,605.80 : 269,700.30 = 120,702.60 : x
  2. Step 2: Convert to fraction form
    179,605.80/269,700.30 = 120,702.60/x
  3. Step 3: Cross multiply
    179,605.80x = 269,700.30 × 120,702.60
  4. Step 4: Simplify right side
    179,605.80x = 32,553,527,430.78
  5. Step 5: Solve for x
    x = 32,553,527,430.78/179,605.80
  6. Step 6: Final answer
    x = 181,249.87

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.