Home / 222,818.32-307,489.79-127,324.78

Finding the Fourth Proportional to 222,818.32, 307,489.79 and 127,324.78

Calculator

Solution

The fourth proportional to 222,818.32, 307,489.79 and 127,324.78 is: 175,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,818.32 : 307,489.79 = 127,324.78 : x
  2. Step 2: Convert to fraction form
    222,818.32/307,489.79 = 127,324.78/x
  3. Step 3: Cross multiply
    222,818.32x = 307,489.79 × 127,324.78
  4. Step 4: Simplify right side
    222,818.32x = 39,151,069,227.37
  5. Step 5: Solve for x
    x = 39,151,069,227.37/222,818.32
  6. Step 6: Final answer
    x = 175,708.48

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.