Home / 76,816-112,968

Finding the Third Proportional to 76,816 and 112,968

Calculator

Solution

The third proportional to 76,816 and 112,968 is: 166,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,816 : 112,968 = 112,968 : x
  2. Step 2: Convert to fraction form
    76,816/112,968 = 112,968/x
  3. Step 3: Cross multiply
    76,816x = 112,968 × 112,968
  4. Step 4: Simplify right side
    76,816x = 12,761,769,024
  5. Step 5: Solve for x
    x = 12,761,769,024/76,816
  6. Step 6: Final answer
    x = 166,134.26

Related Problems

Find third proportional to 38,408 and 56,484
Half scale
Find third proportional to 153,632 and 225,936
Double scale
Find third proportional to 76,818 and 112,971
Similar ratio
Find third proportional to 115,224 and 169,452
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.