Home / 185,388.32-278,122.98-67,047.32

Finding the Fourth Proportional to 185,388.32, 278,122.98 and 67,047.32

Calculator

Solution

The fourth proportional to 185,388.32, 278,122.98 and 67,047.32 is: 100,585.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,388.32 : 278,122.98 = 67,047.32 : x
  2. Step 2: Convert to fraction form
    185,388.32/278,122.98 = 67,047.32/x
  3. Step 3: Cross multiply
    185,388.32x = 278,122.98 × 67,047.32
  4. Step 4: Simplify right side
    185,388.32x = 18,647,400,439.41
  5. Step 5: Solve for x
    x = 18,647,400,439.41/185,388.32
  6. Step 6: Final answer
    x = 100,585.63

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.