Home / 132,080.80-198,121.20-48,957.60

Finding the Fourth Proportional to 132,080.80, 198,121.20 and 48,957.60

Calculator

Solution

The fourth proportional to 132,080.80, 198,121.20 and 48,957.60 is: 73,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,080.80 : 198,121.20 = 48,957.60 : x
  2. Step 2: Convert to fraction form
    132,080.80/198,121.20 = 48,957.60/x
  3. Step 3: Cross multiply
    132,080.80x = 198,121.20 × 48,957.60
  4. Step 4: Simplify right side
    132,080.80x = 9,699,538,461.12
  5. Step 5: Solve for x
    x = 9,699,538,461.12/132,080.80
  6. Step 6: Final answer
    x = 73,436.40

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.