Home / 141,180.75-194,830.53-80,747.76

Finding the Fourth Proportional to 141,180.75, 194,830.53 and 80,747.76

Calculator

Solution

The fourth proportional to 141,180.75, 194,830.53 and 80,747.76 is: 111,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,180.75 : 194,830.53 = 80,747.76 : x
  2. Step 2: Convert to fraction form
    141,180.75/194,830.53 = 80,747.76/x
  3. Step 3: Cross multiply
    141,180.75x = 194,830.53 × 80,747.76
  4. Step 4: Simplify right side
    141,180.75x = 15,732,128,877.11
  5. Step 5: Solve for x
    x = 15,732,128,877.11/141,180.75
  6. Step 6: Final answer
    x = 111,432.54

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.