Home / 207,905-311,876.94-67,625.96

Finding the Fourth Proportional to 207,905, 311,876.94 and 67,625.96

Calculator

Solution

The fourth proportional to 207,905, 311,876.94 and 67,625.96 is: 101,445.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,905 : 311,876.94 = 67,625.96 : x
  2. Step 2: Convert to fraction form
    207,905/311,876.94 = 67,625.96/x
  3. Step 3: Cross multiply
    207,905x = 311,876.94 × 67,625.96
  4. Step 4: Simplify right side
    207,905x = 21,090,977,469.36
  5. Step 5: Solve for x
    x = 21,090,977,469.36/207,905
  6. Step 6: Final answer
    x = 101,445.26

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.