Home / 64,492-136,818

Finding the Third Proportional to 64,492 and 136,818

Calculator

Solution

The third proportional to 64,492 and 136,818 is: 290,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,492 : 136,818 = 136,818 : x
  2. Step 2: Convert to fraction form
    64,492/136,818 = 136,818/x
  3. Step 3: Cross multiply
    64,492x = 136,818 × 136,818
  4. Step 4: Simplify right side
    64,492x = 18,719,165,124
  5. Step 5: Solve for x
    x = 18,719,165,124/64,492
  6. Step 6: Final answer
    x = 290,255.62

Related Problems

Find third proportional to 32,246 and 68,409
Half scale
Find third proportional to 128,984 and 273,636
Double scale
Find third proportional to 64,494 and 136,822
Similar ratio
Find third proportional to 96,738 and 205,227
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.