Home / 174,233.60-261,350.40-80,921.60

Finding the Fourth Proportional to 174,233.60, 261,350.40 and 80,921.60

Calculator

Solution

The fourth proportional to 174,233.60, 261,350.40 and 80,921.60 is: 121,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,233.60 : 261,350.40 = 80,921.60 : x
  2. Step 2: Convert to fraction form
    174,233.60/261,350.40 = 80,921.60/x
  3. Step 3: Cross multiply
    174,233.60x = 261,350.40 × 80,921.60
  4. Step 4: Simplify right side
    174,233.60x = 21,148,892,528.64
  5. Step 5: Solve for x
    x = 21,148,892,528.64/174,233.60
  6. Step 6: Final answer
    x = 121,382.40

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.