Home / 31,490-49,148

Finding the Third Proportional to 31,490 and 49,148

Calculator

Solution

The third proportional to 31,490 and 49,148 is: 76,707.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,490 : 49,148 = 49,148 : x
  2. Step 2: Convert to fraction form
    31,490/49,148 = 49,148/x
  3. Step 3: Cross multiply
    31,490x = 49,148 × 49,148
  4. Step 4: Simplify right side
    31,490x = 2,415,525,904
  5. Step 5: Solve for x
    x = 2,415,525,904/31,490
  6. Step 6: Final answer
    x = 76,707.71

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.