Home / 134,621-208,424

Finding the Third Proportional to 134,621 and 208,424

Calculator

Solution

The third proportional to 134,621 and 208,424 is: 322,687.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,621 : 208,424 = 208,424 : x
  2. Step 2: Convert to fraction form
    134,621/208,424 = 208,424/x
  3. Step 3: Cross multiply
    134,621x = 208,424 × 208,424
  4. Step 4: Simplify right side
    134,621x = 43,440,563,776
  5. Step 5: Solve for x
    x = 43,440,563,776/134,621
  6. Step 6: Final answer
    x = 322,687.87

Related Problems

Find third proportional to 67,310.50 and 104,212
Half scale
Find third proportional to 269,242 and 416,848
Double scale
Find third proportional to 134,623 and 208,427
Similar ratio
Find third proportional to 201,931.50 and 312,636
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.