Home / 115,388.97-173,028.07-54,548.58

Finding the Fourth Proportional to 115,388.97, 173,028.07 and 54,548.58

Calculator

Solution

The fourth proportional to 115,388.97, 173,028.07 and 54,548.58 is: 81,796.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,388.97 : 173,028.07 = 54,548.58 : x
  2. Step 2: Convert to fraction form
    115,388.97/173,028.07 = 54,548.58/x
  3. Step 3: Cross multiply
    115,388.97x = 173,028.07 × 54,548.58
  4. Step 4: Simplify right side
    115,388.97x = 9,438,435,518.64
  5. Step 5: Solve for x
    x = 9,438,435,518.64/115,388.97
  6. Step 6: Final answer
    x = 81,796.69

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.