Home / 131,591.40-181,600.82-74,993.64

Finding the Fourth Proportional to 131,591.40, 181,600.82 and 74,993.64

Calculator

Solution

The fourth proportional to 131,591.40, 181,600.82 and 74,993.64 is: 103,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,591.40 : 181,600.82 = 74,993.64 : x
  2. Step 2: Convert to fraction form
    131,591.40/181,600.82 = 74,993.64/x
  3. Step 3: Cross multiply
    131,591.40x = 181,600.82 × 74,993.64
  4. Step 4: Simplify right side
    131,591.40x = 13,618,906,518.78
  5. Step 5: Solve for x
    x = 13,618,906,518.78/131,591.40
  6. Step 6: Final answer
    x = 103,493.89

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.