Home / 237,336.69-327,521.87-128,438.51

Finding the Fourth Proportional to 237,336.69, 327,521.87 and 128,438.51

Calculator

Solution

The fourth proportional to 237,336.69, 327,521.87 and 128,438.51 is: 177,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,336.69 : 327,521.87 = 128,438.51 : x
  2. Step 2: Convert to fraction form
    237,336.69/327,521.87 = 128,438.51/x
  3. Step 3: Cross multiply
    237,336.69x = 327,521.87 × 128,438.51
  4. Step 4: Simplify right side
    237,336.69x = 42,066,418,695.41
  5. Step 5: Solve for x
    x = 42,066,418,695.41/237,336.69
  6. Step 6: Final answer
    x = 177,243.64

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.