Home / 140,169-201,487

Finding the Third Proportional to 140,169 and 201,487

Calculator

Solution

The third proportional to 140,169 and 201,487 is: 289,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,169 : 201,487 = 201,487 : x
  2. Step 2: Convert to fraction form
    140,169/201,487 = 201,487/x
  3. Step 3: Cross multiply
    140,169x = 201,487 × 201,487
  4. Step 4: Simplify right side
    140,169x = 40,597,011,169
  5. Step 5: Solve for x
    x = 40,597,011,169/140,169
  6. Step 6: Final answer
    x = 289,629.03

Related Problems

Find third proportional to 70,084.50 and 100,743.50
Half scale
Find third proportional to 280,338 and 402,974
Double scale
Find third proportional to 140,171 and 201,490
Similar ratio
Find third proportional to 210,253.50 and 302,230.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.