Home / 128,625.03-192,942.68-35,130.51

Finding the Fourth Proportional to 128,625.03, 192,942.68 and 35,130.51

Calculator

Solution

The fourth proportional to 128,625.03, 192,942.68 and 35,130.51 is: 52,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,625.03 : 192,942.68 = 35,130.51 : x
  2. Step 2: Convert to fraction form
    128,625.03/192,942.68 = 35,130.51/x
  3. Step 3: Cross multiply
    128,625.03x = 192,942.68 × 35,130.51
  4. Step 4: Simplify right side
    128,625.03x = 6,778,174,573.51
  5. Step 5: Solve for x
    x = 6,778,174,573.51/128,625.03
  6. Step 6: Final answer
    x = 52,697.17

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.