Home / 151,231.08-208,696.86-84,163.08

Finding the Fourth Proportional to 151,231.08, 208,696.86 and 84,163.08

Calculator

Solution

The fourth proportional to 151,231.08, 208,696.86 and 84,163.08 is: 116,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,231.08 : 208,696.86 = 84,163.08 : x
  2. Step 2: Convert to fraction form
    151,231.08/208,696.86 = 84,163.08/x
  3. Step 3: Cross multiply
    151,231.08x = 208,696.86 × 84,163.08
  4. Step 4: Simplify right side
    151,231.08x = 17,564,570,523.93
  5. Step 5: Solve for x
    x = 17,564,570,523.93/151,231.08
  6. Step 6: Final answer
    x = 116,143.92

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.