Home / 196,457.12-294,772.80-102,940.64

Finding the Fourth Proportional to 196,457.12, 294,772.80 and 102,940.64

Calculator

Solution

The fourth proportional to 196,457.12, 294,772.80 and 102,940.64 is: 154,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,457.12 : 294,772.80 = 102,940.64 : x
  2. Step 2: Convert to fraction form
    196,457.12/294,772.80 = 102,940.64/x
  3. Step 3: Cross multiply
    196,457.12x = 294,772.80 × 102,940.64
  4. Step 4: Simplify right side
    196,457.12x = 30,344,100,686.59
  5. Step 5: Solve for x
    x = 30,344,100,686.59/196,457.12
  6. Step 6: Final answer
    x = 154,456.61

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.