Home / 124,128-191,808

Finding the Third Proportional to 124,128 and 191,808

Calculator

Solution

The third proportional to 124,128 and 191,808 is: 296,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,128 : 191,808 = 191,808 : x
  2. Step 2: Convert to fraction form
    124,128/191,808 = 191,808/x
  3. Step 3: Cross multiply
    124,128x = 191,808 × 191,808
  4. Step 4: Simplify right side
    124,128x = 36,790,308,864
  5. Step 5: Solve for x
    x = 36,790,308,864/124,128
  6. Step 6: Final answer
    x = 296,390.09

Related Problems

Find third proportional to 62,064 and 95,904
Half scale
Find third proportional to 248,256 and 383,616
Double scale
Find third proportional to 124,130 and 191,811
Similar ratio
Find third proportional to 186,192 and 287,712
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.