Home / 178,861.60-268,465.20-108,877.60

Finding the Fourth Proportional to 178,861.60, 268,465.20 and 108,877.60

Calculator

Solution

The fourth proportional to 178,861.60, 268,465.20 and 108,877.60 is: 163,421.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,861.60 : 268,465.20 = 108,877.60 : x
  2. Step 2: Convert to fraction form
    178,861.60/268,465.20 = 108,877.60/x
  3. Step 3: Cross multiply
    178,861.60x = 268,465.20 × 108,877.60
  4. Step 4: Simplify right side
    178,861.60x = 29,229,846,659.52
  5. Step 5: Solve for x
    x = 29,229,846,659.52/178,861.60
  6. Step 6: Final answer
    x = 163,421.59

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.