Home / 114,909.40-172,364.10-55,860.40

Finding the Fourth Proportional to 114,909.40, 172,364.10 and 55,860.40

Calculator

Solution

The fourth proportional to 114,909.40, 172,364.10 and 55,860.40 is: 83,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,909.40 : 172,364.10 = 55,860.40 : x
  2. Step 2: Convert to fraction form
    114,909.40/172,364.10 = 55,860.40/x
  3. Step 3: Cross multiply
    114,909.40x = 172,364.10 × 55,860.40
  4. Step 4: Simplify right side
    114,909.40x = 9,628,327,571.64
  5. Step 5: Solve for x
    x = 9,628,327,571.64/114,909.40
  6. Step 6: Final answer
    x = 83,790.60

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.