Home / 217,600.89-326,138.86-112,362.49

Finding the Fourth Proportional to 217,600.89, 326,138.86 and 112,362.49

Calculator

Solution

The fourth proportional to 217,600.89, 326,138.86 and 112,362.49 is: 168,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,600.89 : 326,138.86 = 112,362.49 : x
  2. Step 2: Convert to fraction form
    217,600.89/326,138.86 = 112,362.49/x
  3. Step 3: Cross multiply
    217,600.89x = 326,138.86 × 112,362.49
  4. Step 4: Simplify right side
    217,600.89x = 36,645,773,833.55
  5. Step 5: Solve for x
    x = 36,645,773,833.55/217,600.89
  6. Step 6: Final answer
    x = 168,408.20

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.