Home / 112,386.05-168,662.03-53,221.62

Finding the Fourth Proportional to 112,386.05, 168,662.03 and 53,221.62

Calculator

Solution

The fourth proportional to 112,386.05, 168,662.03 and 53,221.62 is: 79,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,386.05 : 168,662.03 = 53,221.62 : x
  2. Step 2: Convert to fraction form
    112,386.05/168,662.03 = 53,221.62/x
  3. Step 3: Cross multiply
    112,386.05x = 168,662.03 × 53,221.62
  4. Step 4: Simplify right side
    112,386.05x = 8,976,466,469.09
  5. Step 5: Solve for x
    x = 8,976,466,469.09/112,386.05
  6. Step 6: Final answer
    x = 79,871.71

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.