Home / 207,940.37-286,958.39-112,447.73

Finding the Fourth Proportional to 207,940.37, 286,958.39 and 112,447.73

Calculator

Solution

The fourth proportional to 207,940.37, 286,958.39 and 112,447.73 is: 155,178.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,940.37 : 286,958.39 = 112,447.73 : x
  2. Step 2: Convert to fraction form
    207,940.37/286,958.39 = 112,447.73/x
  3. Step 3: Cross multiply
    207,940.37x = 286,958.39 × 112,447.73
  4. Step 4: Simplify right side
    207,940.37x = 32,267,819,715.11
  5. Step 5: Solve for x
    x = 32,267,819,715.11/207,940.37
  6. Step 6: Final answer
    x = 155,178.24

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.