Home / 121,664.55-166,677.63-117,116.05

Finding the Fourth Proportional to 121,664.55, 166,677.63 and 117,116.05

Calculator

Solution

The fourth proportional to 121,664.55, 166,677.63 and 117,116.05 is: 160,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,664.55 : 166,677.63 = 117,116.05 : x
  2. Step 2: Convert to fraction form
    121,664.55/166,677.63 = 117,116.05/x
  3. Step 3: Cross multiply
    121,664.55x = 166,677.63 × 117,116.05
  4. Step 4: Simplify right side
    121,664.55x = 19,520,625,648.96
  5. Step 5: Solve for x
    x = 19,520,625,648.96/121,664.55
  6. Step 6: Final answer
    x = 160,446.29

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.