Home / 281,780.70-422,735.84-92,247.18

Finding the Fourth Proportional to 281,780.70, 422,735.84 and 92,247.18

Calculator

Solution

The fourth proportional to 281,780.70, 422,735.84 and 92,247.18 is: 138,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,780.70 : 422,735.84 = 92,247.18 : x
  2. Step 2: Convert to fraction form
    281,780.70/422,735.84 = 92,247.18/x
  3. Step 3: Cross multiply
    281,780.70x = 422,735.84 × 92,247.18
  4. Step 4: Simplify right side
    281,780.70x = 38,996,189,124.93
  5. Step 5: Solve for x
    x = 38,996,189,124.93/281,780.70
  6. Step 6: Final answer
    x = 138,391.98

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.