Home / 162,124.20-243,099.90-68,524.20

Finding the Fourth Proportional to 162,124.20, 243,099.90 and 68,524.20

Calculator

Solution

The fourth proportional to 162,124.20, 243,099.90 and 68,524.20 is: 102,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,124.20 : 243,099.90 = 68,524.20 : x
  2. Step 2: Convert to fraction form
    162,124.20/243,099.90 = 68,524.20/x
  3. Step 3: Cross multiply
    162,124.20x = 243,099.90 × 68,524.20
  4. Step 4: Simplify right side
    162,124.20x = 16,658,226,167.58
  5. Step 5: Solve for x
    x = 16,658,226,167.58/162,124.20
  6. Step 6: Final answer
    x = 102,749.78

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.