Home / 140,539.80-210,906.90-101,125.20

Finding the Fourth Proportional to 140,539.80, 210,906.90 and 101,125.20

Calculator

Solution

The fourth proportional to 140,539.80, 210,906.90 and 101,125.20 is: 151,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,539.80 : 210,906.90 = 101,125.20 : x
  2. Step 2: Convert to fraction form
    140,539.80/210,906.90 = 101,125.20/x
  3. Step 3: Cross multiply
    140,539.80x = 210,906.90 × 101,125.20
  4. Step 4: Simplify right side
    140,539.80x = 21,328,002,443.88
  5. Step 5: Solve for x
    x = 21,328,002,443.88/140,539.80
  6. Step 6: Final answer
    x = 151,757.74

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.