Home / 76,656-168,072

Finding the Third Proportional to 76,656 and 168,072

Calculator

Solution

The third proportional to 76,656 and 168,072 is: 368,506.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,656 : 168,072 = 168,072 : x
  2. Step 2: Convert to fraction form
    76,656/168,072 = 168,072/x
  3. Step 3: Cross multiply
    76,656x = 168,072 × 168,072
  4. Step 4: Simplify right side
    76,656x = 28,248,197,184
  5. Step 5: Solve for x
    x = 28,248,197,184/76,656
  6. Step 6: Final answer
    x = 368,506.02

Related Problems

Find third proportional to 38,328 and 84,036
Half scale
Find third proportional to 153,312 and 336,144
Double scale
Find third proportional to 76,658 and 168,076
Similar ratio
Find third proportional to 114,984 and 252,108
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.