Home / 171,503.38-257,413.19-87,324.23

Finding the Fourth Proportional to 171,503.38, 257,413.19 and 87,324.23

Calculator

Solution

The fourth proportional to 171,503.38, 257,413.19 and 87,324.23 is: 131,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,503.38 : 257,413.19 = 87,324.23 : x
  2. Step 2: Convert to fraction form
    171,503.38/257,413.19 = 87,324.23/x
  3. Step 3: Cross multiply
    171,503.38x = 257,413.19 × 87,324.23
  4. Step 4: Simplify right side
    171,503.38x = 22,478,407,858.76
  5. Step 5: Solve for x
    x = 22,478,407,858.76/171,503.38
  6. Step 6: Final answer
    x = 131,066.85

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.