Home / 122,929-189,853

Finding the Third Proportional to 122,929 and 189,853

Calculator

Solution

The third proportional to 122,929 and 189,853 is: 293,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,929 : 189,853 = 189,853 : x
  2. Step 2: Convert to fraction form
    122,929/189,853 = 189,853/x
  3. Step 3: Cross multiply
    122,929x = 189,853 × 189,853
  4. Step 4: Simplify right side
    122,929x = 36,044,161,609
  5. Step 5: Solve for x
    x = 36,044,161,609/122,929
  6. Step 6: Final answer
    x = 293,211.22

Related Problems

Find third proportional to 61,464.50 and 94,926.50
Half scale
Find third proportional to 245,858 and 379,706
Double scale
Find third proportional to 122,931 and 189,856
Similar ratio
Find third proportional to 184,393.50 and 284,779.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.