Home / 108,717-166,317

Finding the Third Proportional to 108,717 and 166,317

Calculator

Solution

The third proportional to 108,717 and 166,317 is: 254,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,717 : 166,317 = 166,317 : x
  2. Step 2: Convert to fraction form
    108,717/166,317 = 166,317/x
  3. Step 3: Cross multiply
    108,717x = 166,317 × 166,317
  4. Step 4: Simplify right side
    108,717x = 27,661,344,489
  5. Step 5: Solve for x
    x = 27,661,344,489/108,717
  6. Step 6: Final answer
    x = 254,434.40

Related Problems

Find third proportional to 54,358.50 and 83,158.50
Half scale
Find third proportional to 217,434 and 332,634
Double scale
Find third proportional to 108,719 and 166,320
Similar ratio
Find third proportional to 163,075.50 and 249,475.50
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.