Home / 103,030-217,313

Finding the Third Proportional to 103,030 and 217,313

Calculator

Solution

The third proportional to 103,030 and 217,313 is: 458,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,030 : 217,313 = 217,313 : x
  2. Step 2: Convert to fraction form
    103,030/217,313 = 217,313/x
  3. Step 3: Cross multiply
    103,030x = 217,313 × 217,313
  4. Step 4: Simplify right side
    103,030x = 47,224,939,969
  5. Step 5: Solve for x
    x = 47,224,939,969/103,030
  6. Step 6: Final answer
    x = 458,361.06

Related Problems

Find third proportional to 51,515 and 108,656.50
Half scale
Find third proportional to 206,060 and 434,626
Double scale
Find third proportional to 103,032 and 217,317
Similar ratio
Find third proportional to 154,545 and 325,969.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.