Home / 69,498-149,526

Finding the Third Proportional to 69,498 and 149,526

Calculator

Solution

The third proportional to 69,498 and 149,526 is: 321,707.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,498 : 149,526 = 149,526 : x
  2. Step 2: Convert to fraction form
    69,498/149,526 = 149,526/x
  3. Step 3: Cross multiply
    69,498x = 149,526 × 149,526
  4. Step 4: Simplify right side
    69,498x = 22,358,024,676
  5. Step 5: Solve for x
    x = 22,358,024,676/69,498
  6. Step 6: Final answer
    x = 321,707.45

Related Problems

Find third proportional to 34,749 and 74,763
Half scale
Find third proportional to 138,996 and 299,052
Double scale
Find third proportional to 69,500 and 149,530
Similar ratio
Find third proportional to 104,247 and 224,289
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.