Home / 121,657.16-167,874.87-67,941.02

Finding the Fourth Proportional to 121,657.16, 167,874.87 and 67,941.02

Calculator

Solution

The fourth proportional to 121,657.16, 167,874.87 and 67,941.02 is: 93,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,657.16 : 167,874.87 = 67,941.02 : x
  2. Step 2: Convert to fraction form
    121,657.16/167,874.87 = 67,941.02/x
  3. Step 3: Cross multiply
    121,657.16x = 167,874.87 × 67,941.02
  4. Step 4: Simplify right side
    121,657.16x = 11,405,589,060.79
  5. Step 5: Solve for x
    x = 11,405,589,060.79/121,657.16
  6. Step 6: Final answer
    x = 93,751.90

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.