Home / 149,692.94-206,575.26-81,709.64

Finding the Fourth Proportional to 149,692.94, 206,575.26 and 81,709.64

Calculator

Solution

The fourth proportional to 149,692.94, 206,575.26 and 81,709.64 is: 112,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,692.94 : 206,575.26 = 81,709.64 : x
  2. Step 2: Convert to fraction form
    149,692.94/206,575.26 = 81,709.64/x
  3. Step 3: Cross multiply
    149,692.94x = 206,575.26 × 81,709.64
  4. Step 4: Simplify right side
    149,692.94x = 16,879,190,127.51
  5. Step 5: Solve for x
    x = 16,879,190,127.51/149,692.94
  6. Step 6: Final answer
    x = 112,758.76

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.