Home / 127,638-187,770

Finding the Third Proportional to 127,638 and 187,770

Calculator

Solution

The third proportional to 127,638 and 187,770 is: 276,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,638 : 187,770 = 187,770 : x
  2. Step 2: Convert to fraction form
    127,638/187,770 = 187,770/x
  3. Step 3: Cross multiply
    127,638x = 187,770 × 187,770
  4. Step 4: Simplify right side
    127,638x = 35,257,572,900
  5. Step 5: Solve for x
    x = 35,257,572,900/127,638
  6. Step 6: Final answer
    x = 276,231.00

Related Problems

Find third proportional to 63,819 and 93,885
Half scale
Find third proportional to 255,276 and 375,540
Double scale
Find third proportional to 127,640 and 187,773
Similar ratio
Find third proportional to 191,457 and 281,655
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.