Home / 63,030-135,619

Finding the Third Proportional to 63,030 and 135,619

Calculator

Solution

The third proportional to 63,030 and 135,619 is: 291,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,030 : 135,619 = 135,619 : x
  2. Step 2: Convert to fraction form
    63,030/135,619 = 135,619/x
  3. Step 3: Cross multiply
    63,030x = 135,619 × 135,619
  4. Step 4: Simplify right side
    63,030x = 18,392,513,161
  5. Step 5: Solve for x
    x = 18,392,513,161/63,030
  6. Step 6: Final answer
    x = 291,805.70

Related Problems

Find third proportional to 31,515 and 67,809.50
Half scale
Find third proportional to 126,060 and 271,238
Double scale
Find third proportional to 63,032 and 135,623
Similar ratio
Find third proportional to 94,545 and 203,428.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.