Home / 197,079.40-295,619.10-72,404.20

Finding the Fourth Proportional to 197,079.40, 295,619.10 and 72,404.20

Calculator

Solution

The fourth proportional to 197,079.40, 295,619.10 and 72,404.20 is: 108,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,079.40 : 295,619.10 = 72,404.20 : x
  2. Step 2: Convert to fraction form
    197,079.40/295,619.10 = 72,404.20/x
  3. Step 3: Cross multiply
    197,079.40x = 295,619.10 × 72,404.20
  4. Step 4: Simplify right side
    197,079.40x = 21,404,064,440.22
  5. Step 5: Solve for x
    x = 21,404,064,440.22/197,079.40
  6. Step 6: Final answer
    x = 108,606.30

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.