Home / 34,712-77,488

Finding the Third Proportional to 34,712 and 77,488

Calculator

Solution

The third proportional to 34,712 and 77,488 is: 172,977.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712 : 77,488 = 77,488 : x
  2. Step 2: Convert to fraction form
    34,712/77,488 = 77,488/x
  3. Step 3: Cross multiply
    34,712x = 77,488 × 77,488
  4. Step 4: Simplify right side
    34,712x = 6,004,390,144
  5. Step 5: Solve for x
    x = 6,004,390,144/34,712
  6. Step 6: Final answer
    x = 172,977.36

Related Problems

Find third proportional to 17,356 and 38,744
Half scale
Find third proportional to 69,424 and 154,976
Double scale
Find third proportional to 34,714 and 77,492
Similar ratio
Find third proportional to 52,068 and 116,232
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.