Home / 212,381.84-318,618.84-64,634

Finding the Fourth Proportional to 212,381.84, 318,618.84 and 64,634

Calculator

Solution

The fourth proportional to 212,381.84, 318,618.84 and 64,634 is: 96,965.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,381.84 : 318,618.84 = 64,634 : x
  2. Step 2: Convert to fraction form
    212,381.84/318,618.84 = 64,634/x
  3. Step 3: Cross multiply
    212,381.84x = 318,618.84 × 64,634
  4. Step 4: Simplify right side
    212,381.84x = 20,593,610,104.56
  5. Step 5: Solve for x
    x = 20,593,610,104.56/212,381.84
  6. Step 6: Final answer
    x = 96,965.02

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.