Home / 53,675.20-80,512.80-52,753.60

Finding the Fourth Proportional to 53,675.20, 80,512.80 and 52,753.60

Calculator

Solution

The fourth proportional to 53,675.20, 80,512.80 and 52,753.60 is: 79,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,675.20 : 80,512.80 = 52,753.60 : x
  2. Step 2: Convert to fraction form
    53,675.20/80,512.80 = 52,753.60/x
  3. Step 3: Cross multiply
    53,675.20x = 80,512.80 × 52,753.60
  4. Step 4: Simplify right side
    53,675.20x = 4,247,340,046.08
  5. Step 5: Solve for x
    x = 4,247,340,046.08/53,675.20
  6. Step 6: Final answer
    x = 79,130.40

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.