Home / 156,922-239,487

Finding the Third Proportional to 156,922 and 239,487

Calculator

Solution

The third proportional to 156,922 and 239,487 is: 365,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922 : 239,487 = 239,487 : x
  2. Step 2: Convert to fraction form
    156,922/239,487 = 239,487/x
  3. Step 3: Cross multiply
    156,922x = 239,487 × 239,487
  4. Step 4: Simplify right side
    156,922x = 57,354,023,169
  5. Step 5: Solve for x
    x = 57,354,023,169/156,922
  6. Step 6: Final answer
    x = 365,493.83

Related Problems

Find third proportional to 78,461 and 119,743.50
Half scale
Find third proportional to 313,844 and 478,974
Double scale
Find third proportional to 156,924 and 239,490
Similar ratio
Find third proportional to 235,383 and 359,230.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.