Home / 77,800.80-107,380.98-50,610.84

Finding the Fourth Proportional to 77,800.80, 107,380.98 and 50,610.84

Calculator

Solution

The fourth proportional to 77,800.80, 107,380.98 and 50,610.84 is: 69,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,800.80 : 107,380.98 = 50,610.84 : x
  2. Step 2: Convert to fraction form
    77,800.80/107,380.98 = 50,610.84/x
  3. Step 3: Cross multiply
    77,800.80x = 107,380.98 × 50,610.84
  4. Step 4: Simplify right side
    77,800.80x = 5,434,641,597.82
  5. Step 5: Solve for x
    x = 5,434,641,597.82/77,800.80
  6. Step 6: Final answer
    x = 69,853.29

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.