Home / 132,696-205,470

Finding the Third Proportional to 132,696 and 205,470

Calculator

Solution

The third proportional to 132,696 and 205,470 is: 318,155.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,696 : 205,470 = 205,470 : x
  2. Step 2: Convert to fraction form
    132,696/205,470 = 205,470/x
  3. Step 3: Cross multiply
    132,696x = 205,470 × 205,470
  4. Step 4: Simplify right side
    132,696x = 42,217,920,900
  5. Step 5: Solve for x
    x = 42,217,920,900/132,696
  6. Step 6: Final answer
    x = 318,155.19

Related Problems

Find third proportional to 66,348 and 102,735
Half scale
Find third proportional to 265,392 and 410,940
Double scale
Find third proportional to 132,698 and 205,473
Similar ratio
Find third proportional to 199,044 and 308,205
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.