Home / 87,104-130,318

Finding the Third Proportional to 87,104 and 130,318

Calculator

Solution

The third proportional to 87,104 and 130,318 is: 194,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,104 : 130,318 = 130,318 : x
  2. Step 2: Convert to fraction form
    87,104/130,318 = 130,318/x
  3. Step 3: Cross multiply
    87,104x = 130,318 × 130,318
  4. Step 4: Simplify right side
    87,104x = 16,982,781,124
  5. Step 5: Solve for x
    x = 16,982,781,124/87,104
  6. Step 6: Final answer
    x = 194,971.31

Related Problems

Find third proportional to 43,552 and 65,159
Half scale
Find third proportional to 174,208 and 260,636
Double scale
Find third proportional to 87,106 and 130,321
Similar ratio
Find third proportional to 130,656 and 195,477
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.