Home / 111,791.50-154,220.44-66,444.06

Finding the Fourth Proportional to 111,791.50, 154,220.44 and 66,444.06

Calculator

Solution

The fourth proportional to 111,791.50, 154,220.44 and 66,444.06 is: 91,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,791.50 : 154,220.44 = 66,444.06 : x
  2. Step 2: Convert to fraction form
    111,791.50/154,220.44 = 66,444.06/x
  3. Step 3: Cross multiply
    111,791.50x = 154,220.44 × 66,444.06
  4. Step 4: Simplify right side
    111,791.50x = 10,247,032,168.59
  5. Step 5: Solve for x
    x = 10,247,032,168.59/111,791.50
  6. Step 6: Final answer
    x = 91,662.00

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.