Home / 132,775.20-199,162.80-83,623.20

Finding the Fourth Proportional to 132,775.20, 199,162.80 and 83,623.20

Calculator

Solution

The fourth proportional to 132,775.20, 199,162.80 and 83,623.20 is: 125,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,775.20 : 199,162.80 = 83,623.20 : x
  2. Step 2: Convert to fraction form
    132,775.20/199,162.80 = 83,623.20/x
  3. Step 3: Cross multiply
    132,775.20x = 199,162.80 × 83,623.20
  4. Step 4: Simplify right side
    132,775.20x = 16,654,630,656.96
  5. Step 5: Solve for x
    x = 16,654,630,656.96/132,775.20
  6. Step 6: Final answer
    x = 125,434.80

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.