Home / 166,121-249,129

Finding the Third Proportional to 166,121 and 249,129

Calculator

Solution

The third proportional to 166,121 and 249,129 is: 373,614.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,121 : 249,129 = 249,129 : x
  2. Step 2: Convert to fraction form
    166,121/249,129 = 249,129/x
  3. Step 3: Cross multiply
    166,121x = 249,129 × 249,129
  4. Step 4: Simplify right side
    166,121x = 62,065,258,641
  5. Step 5: Solve for x
    x = 62,065,258,641/166,121
  6. Step 6: Final answer
    x = 373,614.77

Related Problems

Find third proportional to 83,060.50 and 124,564.50
Half scale
Find third proportional to 332,242 and 498,258
Double scale
Find third proportional to 166,123 and 249,132
Similar ratio
Find third proportional to 249,181.50 and 373,693.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.