Home / 130,009-199,744

Finding the Third Proportional to 130,009 and 199,744

Calculator

Solution

The third proportional to 130,009 and 199,744 is: 306,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009 : 199,744 = 199,744 : x
  2. Step 2: Convert to fraction form
    130,009/199,744 = 199,744/x
  3. Step 3: Cross multiply
    130,009x = 199,744 × 199,744
  4. Step 4: Simplify right side
    130,009x = 39,897,665,536
  5. Step 5: Solve for x
    x = 39,897,665,536/130,009
  6. Step 6: Final answer
    x = 306,883.87

Related Problems

Find third proportional to 65,004.50 and 99,872
Half scale
Find third proportional to 260,018 and 399,488
Double scale
Find third proportional to 130,011 and 199,747
Similar ratio
Find third proportional to 195,013.50 and 299,616
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.