Home / 187,067.70-258,143.76-102,168.36

Finding the Fourth Proportional to 187,067.70, 258,143.76 and 102,168.36

Calculator

Solution

The fourth proportional to 187,067.70, 258,143.76 and 102,168.36 is: 140,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,067.70 : 258,143.76 = 102,168.36 : x
  2. Step 2: Convert to fraction form
    187,067.70/258,143.76 = 102,168.36/x
  3. Step 3: Cross multiply
    187,067.70x = 258,143.76 × 102,168.36
  4. Step 4: Simplify right side
    187,067.70x = 26,374,124,603.43
  5. Step 5: Solve for x
    x = 26,374,124,603.43/187,067.70
  6. Step 6: Final answer
    x = 140,987.06

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.