Home / 111,793.36-154,338.60-74,118.64

Finding the Fourth Proportional to 111,793.36, 154,338.60 and 74,118.64

Calculator

Solution

The fourth proportional to 111,793.36, 154,338.60 and 74,118.64 is: 102,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,793.36 : 154,338.60 = 74,118.64 : x
  2. Step 2: Convert to fraction form
    111,793.36/154,338.60 = 74,118.64/x
  3. Step 3: Cross multiply
    111,793.36x = 154,338.60 × 74,118.64
  4. Step 4: Simplify right side
    111,793.36x = 11,439,367,131.50
  5. Step 5: Solve for x
    x = 11,439,367,131.50/111,793.36
  6. Step 6: Final answer
    x = 102,326.00

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.