Home / 100,831.40-151,125.60-58,630.40

Finding the Fourth Proportional to 100,831.40, 151,125.60 and 58,630.40

Calculator

Solution

The fourth proportional to 100,831.40, 151,125.60 and 58,630.40 is: 87,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,831.40 : 151,125.60 = 58,630.40 : x
  2. Step 2: Convert to fraction form
    100,831.40/151,125.60 = 58,630.40/x
  3. Step 3: Cross multiply
    100,831.40x = 151,125.60 × 58,630.40
  4. Step 4: Simplify right side
    100,831.40x = 8,860,554,378.24
  5. Step 5: Solve for x
    x = 8,860,554,378.24/100,831.40
  6. Step 6: Final answer
    x = 87,874.95

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.