Home / 67,268.88-92,831.08-38,990.96

Finding the Fourth Proportional to 67,268.88, 92,831.08 and 38,990.96

Calculator

Solution

The fourth proportional to 67,268.88, 92,831.08 and 38,990.96 is: 53,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,268.88 : 92,831.08 = 38,990.96 : x
  2. Step 2: Convert to fraction form
    67,268.88/92,831.08 = 38,990.96/x
  3. Step 3: Cross multiply
    67,268.88x = 92,831.08 × 38,990.96
  4. Step 4: Simplify right side
    67,268.88x = 3,619,572,927.04
  5. Step 5: Solve for x
    x = 3,619,572,927.04/67,268.88
  6. Step 6: Final answer
    x = 53,807.54

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.