Home / 136,341-291,636

Finding the Third Proportional to 136,341 and 291,636

Calculator

Solution

The third proportional to 136,341 and 291,636 is: 623,814.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,341 : 291,636 = 291,636 : x
  2. Step 2: Convert to fraction form
    136,341/291,636 = 291,636/x
  3. Step 3: Cross multiply
    136,341x = 291,636 × 291,636
  4. Step 4: Simplify right side
    136,341x = 85,051,556,496
  5. Step 5: Solve for x
    x = 85,051,556,496/136,341
  6. Step 6: Final answer
    x = 623,814.97

Related Problems

Find third proportional to 68,170.50 and 145,818
Half scale
Find third proportional to 272,682 and 583,272
Double scale
Find third proportional to 136,343 and 291,640
Similar ratio
Find third proportional to 204,511.50 and 437,454
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.