Home / 352,027.80-528,036.90-115,378.20

Finding the Fourth Proportional to 352,027.80, 528,036.90 and 115,378.20

Calculator

Solution

The fourth proportional to 352,027.80, 528,036.90 and 115,378.20 is: 173,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,027.80 : 528,036.90 = 115,378.20 : x
  2. Step 2: Convert to fraction form
    352,027.80/528,036.90 = 115,378.20/x
  3. Step 3: Cross multiply
    352,027.80x = 528,036.90 × 115,378.20
  4. Step 4: Simplify right side
    352,027.80x = 60,923,947,055.58
  5. Step 5: Solve for x
    x = 60,923,947,055.58/352,027.80
  6. Step 6: Final answer
    x = 173,065.73

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.