Home / 122,498-188,127

Finding the Third Proportional to 122,498 and 188,127

Calculator

Solution

The third proportional to 122,498 and 188,127 is: 288,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,498 : 188,127 = 188,127 : x
  2. Step 2: Convert to fraction form
    122,498/188,127 = 188,127/x
  3. Step 3: Cross multiply
    122,498x = 188,127 × 188,127
  4. Step 4: Simplify right side
    122,498x = 35,391,768,129
  5. Step 5: Solve for x
    x = 35,391,768,129/122,498
  6. Step 6: Final answer
    x = 288,917.11

Related Problems

Find third proportional to 61,249 and 94,063.50
Half scale
Find third proportional to 244,996 and 376,254
Double scale
Find third proportional to 122,500 and 188,130
Similar ratio
Find third proportional to 183,747 and 282,190.50
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.