Home / 136,289.27-188,079.20-75,858.62

Finding the Fourth Proportional to 136,289.27, 188,079.20 and 75,858.62

Calculator

Solution

The fourth proportional to 136,289.27, 188,079.20 and 75,858.62 is: 104,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,289.27 : 188,079.20 = 75,858.62 : x
  2. Step 2: Convert to fraction form
    136,289.27/188,079.20 = 75,858.62/x
  3. Step 3: Cross multiply
    136,289.27x = 188,079.20 × 75,858.62
  4. Step 4: Simplify right side
    136,289.27x = 14,267,428,164.60
  5. Step 5: Solve for x
    x = 14,267,428,164.60/136,289.27
  6. Step 6: Final answer
    x = 104,684.90

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.