Home / 125,772-190,278

Finding the Third Proportional to 125,772 and 190,278

Calculator

Solution

The third proportional to 125,772 and 190,278 is: 287,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,772 : 190,278 = 190,278 : x
  2. Step 2: Convert to fraction form
    125,772/190,278 = 190,278/x
  3. Step 3: Cross multiply
    125,772x = 190,278 × 190,278
  4. Step 4: Simplify right side
    125,772x = 36,205,717,284
  5. Step 5: Solve for x
    x = 36,205,717,284/125,772
  6. Step 6: Final answer
    x = 287,867.87

Related Problems

Find third proportional to 62,886 and 95,139
Half scale
Find third proportional to 251,544 and 380,556
Double scale
Find third proportional to 125,774 and 190,281
Similar ratio
Find third proportional to 188,658 and 285,417
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.