Home / 72,692.25-108,993.71-28,267.22

Finding the Fourth Proportional to 72,692.25, 108,993.71 and 28,267.22

Calculator

Solution

The fourth proportional to 72,692.25, 108,993.71 and 28,267.22 is: 42,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,692.25 : 108,993.71 = 28,267.22 : x
  2. Step 2: Convert to fraction form
    72,692.25/108,993.71 = 28,267.22/x
  3. Step 3: Cross multiply
    72,692.25x = 108,993.71 × 28,267.22
  4. Step 4: Simplify right side
    72,692.25x = 3,080,948,795.73
  5. Step 5: Solve for x
    x = 3,080,948,795.73/72,692.25
  6. Step 6: Final answer
    x = 42,383.46

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.