Home / 112,040.40-168,060.60-111,262.80

Finding the Fourth Proportional to 112,040.40, 168,060.60 and 111,262.80

Calculator

Solution

The fourth proportional to 112,040.40, 168,060.60 and 111,262.80 is: 166,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,040.40 : 168,060.60 = 111,262.80 : x
  2. Step 2: Convert to fraction form
    112,040.40/168,060.60 = 111,262.80/x
  3. Step 3: Cross multiply
    112,040.40x = 168,060.60 × 111,262.80
  4. Step 4: Simplify right side
    112,040.40x = 18,698,892,925.68
  5. Step 5: Solve for x
    x = 18,698,892,925.68/112,040.40
  6. Step 6: Final answer
    x = 166,894.20

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.