Home / 124,414.40-186,621.60-68,232.80

Finding the Fourth Proportional to 124,414.40, 186,621.60 and 68,232.80

Calculator

Solution

The fourth proportional to 124,414.40, 186,621.60 and 68,232.80 is: 102,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,414.40 : 186,621.60 = 68,232.80 : x
  2. Step 2: Convert to fraction form
    124,414.40/186,621.60 = 68,232.80/x
  3. Step 3: Cross multiply
    124,414.40x = 186,621.60 × 68,232.80
  4. Step 4: Simplify right side
    124,414.40x = 12,733,714,308.48
  5. Step 5: Solve for x
    x = 12,733,714,308.48/124,414.40
  6. Step 6: Final answer
    x = 102,349.20

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.