Home / 35,970-78,057

Finding the Third Proportional to 35,970 and 78,057

Calculator

Solution

The third proportional to 35,970 and 78,057 is: 169,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970 : 78,057 = 78,057 : x
  2. Step 2: Convert to fraction form
    35,970/78,057 = 78,057/x
  3. Step 3: Cross multiply
    35,970x = 78,057 × 78,057
  4. Step 4: Simplify right side
    35,970x = 6,092,895,249
  5. Step 5: Solve for x
    x = 6,092,895,249/35,970
  6. Step 6: Final answer
    x = 169,388.25

Related Problems

Find third proportional to 17,985 and 39,028.50
Half scale
Find third proportional to 71,940 and 156,114
Double scale
Find third proportional to 35,972 and 78,061
Similar ratio
Find third proportional to 53,955 and 117,085.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.