Home / 83,020.33-124,576.61-51,447.54

Finding the Fourth Proportional to 83,020.33, 124,576.61 and 51,447.54

Calculator

Solution

The fourth proportional to 83,020.33, 124,576.61 and 51,447.54 is: 77,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,020.33 : 124,576.61 = 51,447.54 : x
  2. Step 2: Convert to fraction form
    83,020.33/124,576.61 = 51,447.54/x
  3. Step 3: Cross multiply
    83,020.33x = 124,576.61 × 51,447.54
  4. Step 4: Simplify right side
    83,020.33x = 6,409,160,126.04
  5. Step 5: Solve for x
    x = 6,409,160,126.04/83,020.33
  6. Step 6: Final answer
    x = 77,199.89

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.