Home / 111,071.79-166,220.01-90,847.44

Finding the Fourth Proportional to 111,071.79, 166,220.01 and 90,847.44

Calculator

Solution

The fourth proportional to 111,071.79, 166,220.01 and 90,847.44 is: 135,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,071.79 : 166,220.01 = 90,847.44 : x
  2. Step 2: Convert to fraction form
    111,071.79/166,220.01 = 90,847.44/x
  3. Step 3: Cross multiply
    111,071.79x = 166,220.01 × 90,847.44
  4. Step 4: Simplify right side
    111,071.79x = 15,100,662,385.27
  5. Step 5: Solve for x
    x = 15,100,662,385.27/111,071.79
  6. Step 6: Final answer
    x = 135,954.07

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.