Home / 141,665.55-195,491.03-77,991.04

Finding the Fourth Proportional to 141,665.55, 195,491.03 and 77,991.04

Calculator

Solution

The fourth proportional to 141,665.55, 195,491.03 and 77,991.04 is: 107,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,665.55 : 195,491.03 = 77,991.04 : x
  2. Step 2: Convert to fraction form
    141,665.55/195,491.03 = 77,991.04/x
  3. Step 3: Cross multiply
    141,665.55x = 195,491.03 × 77,991.04
  4. Step 4: Simplify right side
    141,665.55x = 15,246,548,740.37
  5. Step 5: Solve for x
    x = 15,246,548,740.37/141,665.55
  6. Step 6: Final answer
    x = 107,623.55

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.