Home / 140,899.55-194,461.32-87,201.89

Finding the Fourth Proportional to 140,899.55, 194,461.32 and 87,201.89

Calculator

Solution

The fourth proportional to 140,899.55, 194,461.32 and 87,201.89 is: 120,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,899.55 : 194,461.32 = 87,201.89 : x
  2. Step 2: Convert to fraction form
    140,899.55/194,461.32 = 87,201.89/x
  3. Step 3: Cross multiply
    140,899.55x = 194,461.32 × 87,201.89
  4. Step 4: Simplify right side
    140,899.55x = 16,957,394,635.89
  5. Step 5: Solve for x
    x = 16,957,394,635.89/140,899.55
  6. Step 6: Final answer
    x = 120,350.95

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.