Home / 30,192-64,272

Finding the Third Proportional to 30,192 and 64,272

Calculator

Solution

The third proportional to 30,192 and 64,272 is: 136,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192 : 64,272 = 64,272 : x
  2. Step 2: Convert to fraction form
    30,192/64,272 = 64,272/x
  3. Step 3: Cross multiply
    30,192x = 64,272 × 64,272
  4. Step 4: Simplify right side
    30,192x = 4,130,889,984
  5. Step 5: Solve for x
    x = 4,130,889,984/30,192
  6. Step 6: Final answer
    x = 136,820.68

Related Problems

Find third proportional to 15,096 and 32,136
Half scale
Find third proportional to 60,384 and 128,544
Double scale
Find third proportional to 30,194 and 64,276
Similar ratio
Find third proportional to 45,288 and 96,408
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.