Home / 29,280-70,770

Finding the Third Proportional to 29,280 and 70,770

Calculator

Solution

The third proportional to 29,280 and 70,770 is: 171,051.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280 : 70,770 = 70,770 : x
  2. Step 2: Convert to fraction form
    29,280/70,770 = 70,770/x
  3. Step 3: Cross multiply
    29,280x = 70,770 × 70,770
  4. Step 4: Simplify right side
    29,280x = 5,008,392,900
  5. Step 5: Solve for x
    x = 5,008,392,900/29,280
  6. Step 6: Final answer
    x = 171,051.67

Related Problems

Find third proportional to 14,640 and 35,385
Half scale
Find third proportional to 58,560 and 141,540
Double scale
Find third proportional to 29,282 and 70,775
Similar ratio
Find third proportional to 43,920 and 106,155
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.