Home / 219,618.10-329,427.15-53,406.10

Finding the Fourth Proportional to 219,618.10, 329,427.15 and 53,406.10

Calculator

Solution

The fourth proportional to 219,618.10, 329,427.15 and 53,406.10 is: 80,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,618.10 : 329,427.15 = 53,406.10 : x
  2. Step 2: Convert to fraction form
    219,618.10/329,427.15 = 53,406.10/x
  3. Step 3: Cross multiply
    219,618.10x = 329,427.15 × 53,406.10
  4. Step 4: Simplify right side
    219,618.10x = 17,593,419,315.62
  5. Step 5: Solve for x
    x = 17,593,419,315.62/219,618.10
  6. Step 6: Final answer
    x = 80,109.15

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.