Home / 167,409.36-231,026.63-90,929.21

Finding the Fourth Proportional to 167,409.36, 231,026.63 and 90,929.21

Calculator

Solution

The fourth proportional to 167,409.36, 231,026.63 and 90,929.21 is: 125,483.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,409.36 : 231,026.63 = 90,929.21 : x
  2. Step 2: Convert to fraction form
    167,409.36/231,026.63 = 90,929.21/x
  3. Step 3: Cross multiply
    167,409.36x = 231,026.63 × 90,929.21
  4. Step 4: Simplify right side
    167,409.36x = 21,007,067,345.08
  5. Step 5: Solve for x
    x = 21,007,067,345.08/167,409.36
  6. Step 6: Final answer
    x = 125,483.23

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.