Home / 136,176-210,726

Finding the Third Proportional to 136,176 and 210,726

Calculator

Solution

The third proportional to 136,176 and 210,726 is: 326,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,176 : 210,726 = 210,726 : x
  2. Step 2: Convert to fraction form
    136,176/210,726 = 210,726/x
  3. Step 3: Cross multiply
    136,176x = 210,726 × 210,726
  4. Step 4: Simplify right side
    136,176x = 44,405,447,076
  5. Step 5: Solve for x
    x = 44,405,447,076/136,176
  6. Step 6: Final answer
    x = 326,088.64

Related Problems

Find third proportional to 68,088 and 105,363
Half scale
Find third proportional to 272,352 and 421,452
Double scale
Find third proportional to 136,178 and 210,729
Similar ratio
Find third proportional to 204,264 and 316,089
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.