Home / 141,850.80-212,776.20-82,753.20

Finding the Fourth Proportional to 141,850.80, 212,776.20 and 82,753.20

Calculator

Solution

The fourth proportional to 141,850.80, 212,776.20 and 82,753.20 is: 124,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,850.80 : 212,776.20 = 82,753.20 : x
  2. Step 2: Convert to fraction form
    141,850.80/212,776.20 = 82,753.20/x
  3. Step 3: Cross multiply
    141,850.80x = 212,776.20 × 82,753.20
  4. Step 4: Simplify right side
    141,850.80x = 17,607,911,433.84
  5. Step 5: Solve for x
    x = 17,607,911,433.84/141,850.80
  6. Step 6: Final answer
    x = 124,129.80

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.