Home / 100,066.20-149,734.80-73,822.20

Finding the Fourth Proportional to 100,066.20, 149,734.80 and 73,822.20

Calculator

Solution

The fourth proportional to 100,066.20, 149,734.80 and 73,822.20 is: 110,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,066.20 : 149,734.80 = 73,822.20 : x
  2. Step 2: Convert to fraction form
    100,066.20/149,734.80 = 73,822.20/x
  3. Step 3: Cross multiply
    100,066.20x = 149,734.80 × 73,822.20
  4. Step 4: Simplify right side
    100,066.20x = 11,053,752,352.56
  5. Step 5: Solve for x
    x = 11,053,752,352.56/100,066.20
  6. Step 6: Final answer
    x = 110,464.40

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.