Home / 64,752-141,272

Finding the Third Proportional to 64,752 and 141,272

Calculator

Solution

The third proportional to 64,752 and 141,272 is: 308,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,752 : 141,272 = 141,272 : x
  2. Step 2: Convert to fraction form
    64,752/141,272 = 141,272/x
  3. Step 3: Cross multiply
    64,752x = 141,272 × 141,272
  4. Step 4: Simplify right side
    64,752x = 19,957,777,984
  5. Step 5: Solve for x
    x = 19,957,777,984/64,752
  6. Step 6: Final answer
    x = 308,218.71

Related Problems

Find third proportional to 32,376 and 70,636
Half scale
Find third proportional to 129,504 and 282,544
Double scale
Find third proportional to 64,754 and 141,276
Similar ratio
Find third proportional to 97,128 and 211,908
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.