Home / 156,831.60-234,853.20-121,795.68

Finding the Fourth Proportional to 156,831.60, 234,853.20 and 121,795.68

Calculator

Solution

The fourth proportional to 156,831.60, 234,853.20 and 121,795.68 is: 182,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,831.60 : 234,853.20 = 121,795.68 : x
  2. Step 2: Convert to fraction form
    156,831.60/234,853.20 = 121,795.68/x
  3. Step 3: Cross multiply
    156,831.60x = 234,853.20 × 121,795.68
  4. Step 4: Simplify right side
    156,831.60x = 28,604,105,194.18
  5. Step 5: Solve for x
    x = 28,604,105,194.18/156,831.60
  6. Step 6: Final answer
    x = 182,387.38

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.