Home / 141,026-218,470

Finding the Third Proportional to 141,026 and 218,470

Calculator

Solution

The third proportional to 141,026 and 218,470 is: 338,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,026 : 218,470 = 218,470 : x
  2. Step 2: Convert to fraction form
    141,026/218,470 = 218,470/x
  3. Step 3: Cross multiply
    141,026x = 218,470 × 218,470
  4. Step 4: Simplify right side
    141,026x = 47,729,140,900
  5. Step 5: Solve for x
    x = 47,729,140,900/141,026
  6. Step 6: Final answer
    x = 338,442.14

Related Problems

Find third proportional to 70,513 and 109,235
Half scale
Find third proportional to 282,052 and 436,940
Double scale
Find third proportional to 141,028 and 218,473
Similar ratio
Find third proportional to 211,539 and 327,705
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.