Home / 85,323.23-117,769.48-49,524.78

Finding the Fourth Proportional to 85,323.23, 117,769.48 and 49,524.78

Calculator

Solution

The fourth proportional to 85,323.23, 117,769.48 and 49,524.78 is: 68,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,323.23 : 117,769.48 = 49,524.78 : x
  2. Step 2: Convert to fraction form
    85,323.23/117,769.48 = 49,524.78/x
  3. Step 3: Cross multiply
    85,323.23x = 117,769.48 × 49,524.78
  4. Step 4: Simplify right side
    85,323.23x = 5,832,507,166.65
  5. Step 5: Solve for x
    x = 5,832,507,166.65/85,323.23
  6. Step 6: Final answer
    x = 68,357.78

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.