Home / 127,896-281,172

Finding the Third Proportional to 127,896 and 281,172

Calculator

Solution

The third proportional to 127,896 and 281,172 is: 618,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,896 : 281,172 = 281,172 : x
  2. Step 2: Convert to fraction form
    127,896/281,172 = 281,172/x
  3. Step 3: Cross multiply
    127,896x = 281,172 × 281,172
  4. Step 4: Simplify right side
    127,896x = 79,057,693,584
  5. Step 5: Solve for x
    x = 79,057,693,584/127,896
  6. Step 6: Final answer
    x = 618,140.47

Related Problems

Find third proportional to 63,948 and 140,586
Half scale
Find third proportional to 255,792 and 562,344
Double scale
Find third proportional to 127,898 and 281,176
Similar ratio
Find third proportional to 191,844 and 421,758
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.