Home / 173,138.80-259,659.60-54,846.40

Finding the Fourth Proportional to 173,138.80, 259,659.60 and 54,846.40

Calculator

Solution

The fourth proportional to 173,138.80, 259,659.60 and 54,846.40 is: 82,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,138.80 : 259,659.60 = 54,846.40 : x
  2. Step 2: Convert to fraction form
    173,138.80/259,659.60 = 54,846.40/x
  3. Step 3: Cross multiply
    173,138.80x = 259,659.60 × 54,846.40
  4. Step 4: Simplify right side
    173,138.80x = 14,241,394,285.44
  5. Step 5: Solve for x
    x = 14,241,394,285.44/173,138.80
  6. Step 6: Final answer
    x = 82,254.20

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.