Home / 263.51-363.64-145.49

Finding the Fourth Proportional to 263.51, 363.64 and 145.49

Calculator

Solution

The fourth proportional to 263.51, 363.64 and 145.49 is: 200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.51 : 363.64 = 145.49 : x
  2. Step 2: Convert to fraction form
    263.51/363.64 = 145.49/x
  3. Step 3: Cross multiply
    263.51x = 363.64 × 145.49
  4. Step 4: Simplify right side
    263.51x = 52,903.80
  5. Step 5: Solve for x
    x = 52,903.80/263.51
  6. Step 6: Final answer
    x = 200.77

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.