Home / 112,506.80-168,760.20-92,807.60

Finding the Fourth Proportional to 112,506.80, 168,760.20 and 92,807.60

Calculator

Solution

The fourth proportional to 112,506.80, 168,760.20 and 92,807.60 is: 139,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,506.80 : 168,760.20 = 92,807.60 : x
  2. Step 2: Convert to fraction form
    112,506.80/168,760.20 = 92,807.60/x
  3. Step 3: Cross multiply
    112,506.80x = 168,760.20 × 92,807.60
  4. Step 4: Simplify right side
    112,506.80x = 15,662,229,137.52
  5. Step 5: Solve for x
    x = 15,662,229,137.52/112,506.80
  6. Step 6: Final answer
    x = 139,211.40

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.