Home / 69,360-149,646

Finding the Third Proportional to 69,360 and 149,646

Calculator

Solution

The third proportional to 69,360 and 149,646 is: 322,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,360 : 149,646 = 149,646 : x
  2. Step 2: Convert to fraction form
    69,360/149,646 = 149,646/x
  3. Step 3: Cross multiply
    69,360x = 149,646 × 149,646
  4. Step 4: Simplify right side
    69,360x = 22,393,925,316
  5. Step 5: Solve for x
    x = 22,393,925,316/69,360
  6. Step 6: Final answer
    x = 322,865.13

Related Problems

Find third proportional to 34,680 and 74,823
Half scale
Find third proportional to 138,720 and 299,292
Double scale
Find third proportional to 69,362 and 149,650
Similar ratio
Find third proportional to 104,040 and 224,469
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.