Home / 157,656-345,971

Finding the Third Proportional to 157,656 and 345,971

Calculator

Solution

The third proportional to 157,656 and 345,971 is: 759,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,656 : 345,971 = 345,971 : x
  2. Step 2: Convert to fraction form
    157,656/345,971 = 345,971/x
  3. Step 3: Cross multiply
    157,656x = 345,971 × 345,971
  4. Step 4: Simplify right side
    157,656x = 119,695,932,841
  5. Step 5: Solve for x
    x = 119,695,932,841/157,656
  6. Step 6: Final answer
    x = 759,222.19

Related Problems

Find third proportional to 78,828 and 172,985.50
Half scale
Find third proportional to 315,312 and 691,942
Double scale
Find third proportional to 157,658 and 345,975
Similar ratio
Find third proportional to 236,484 and 518,956.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.