Home / 192,778.56-266,023.98-107,879.22

Finding the Fourth Proportional to 192,778.56, 266,023.98 and 107,879.22

Calculator

Solution

The fourth proportional to 192,778.56, 266,023.98 and 107,879.22 is: 148,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,778.56 : 266,023.98 = 107,879.22 : x
  2. Step 2: Convert to fraction form
    192,778.56/266,023.98 = 107,879.22/x
  3. Step 3: Cross multiply
    192,778.56x = 266,023.98 × 107,879.22
  4. Step 4: Simplify right side
    192,778.56x = 28,698,459,463.70
  5. Step 5: Solve for x
    x = 28,698,459,463.70/192,778.56
  6. Step 6: Final answer
    x = 148,867.49

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.