Home / 117,161.86-161,683.52-63,446.96

Finding the Fourth Proportional to 117,161.86, 161,683.52 and 63,446.96

Calculator

Solution

The fourth proportional to 117,161.86, 161,683.52 and 63,446.96 is: 87,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,161.86 : 161,683.52 = 63,446.96 : x
  2. Step 2: Convert to fraction form
    117,161.86/161,683.52 = 63,446.96/x
  3. Step 3: Cross multiply
    117,161.86x = 161,683.52 × 63,446.96
  4. Step 4: Simplify right side
    117,161.86x = 10,258,326,700.45
  5. Step 5: Solve for x
    x = 10,258,326,700.45/117,161.86
  6. Step 6: Final answer
    x = 87,556.88

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.