Home / 141,880.04-195,795.76-78,220.12

Finding the Fourth Proportional to 141,880.04, 195,795.76 and 78,220.12

Calculator

Solution

The fourth proportional to 141,880.04, 195,795.76 and 78,220.12 is: 107,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,880.04 : 195,795.76 = 78,220.12 : x
  2. Step 2: Convert to fraction form
    141,880.04/195,795.76 = 78,220.12/x
  3. Step 3: Cross multiply
    141,880.04x = 195,795.76 × 78,220.12
  4. Step 4: Simplify right side
    141,880.04x = 15,315,167,842.69
  5. Step 5: Solve for x
    x = 15,315,167,842.69/141,880.04
  6. Step 6: Final answer
    x = 107,944.48

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.