Home / 148,918.28-205,508.80-80,935.26

Finding the Fourth Proportional to 148,918.28, 205,508.80 and 80,935.26

Calculator

Solution

The fourth proportional to 148,918.28, 205,508.80 and 80,935.26 is: 111,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,918.28 : 205,508.80 = 80,935.26 : x
  2. Step 2: Convert to fraction form
    148,918.28/205,508.80 = 80,935.26/x
  3. Step 3: Cross multiply
    148,918.28x = 205,508.80 × 80,935.26
  4. Step 4: Simplify right side
    148,918.28x = 16,632,908,160.29
  5. Step 5: Solve for x
    x = 16,632,908,160.29/148,918.28
  6. Step 6: Final answer
    x = 111,691.51

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.