Home / 89,214.32-133,821.56-30,045

Finding the Fourth Proportional to 89,214.32, 133,821.56 and 30,045

Calculator

Solution

The fourth proportional to 89,214.32, 133,821.56 and 30,045 is: 45,067.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,214.32 : 133,821.56 = 30,045 : x
  2. Step 2: Convert to fraction form
    89,214.32/133,821.56 = 30,045/x
  3. Step 3: Cross multiply
    89,214.32x = 133,821.56 × 30,045
  4. Step 4: Simplify right side
    89,214.32x = 4,020,668,770.20
  5. Step 5: Solve for x
    x = 4,020,668,770.20/89,214.32
  6. Step 6: Final answer
    x = 45,067.53

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.