Home / 87,711-136,060.50

Finding the Third Proportional to 87,711 and 136,060.50

Calculator

Solution

The third proportional to 87,711 and 136,060.50 is: 211,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,711 : 136,060.50 = 136,060.50 : x
  2. Step 2: Convert to fraction form
    87,711/136,060.50 = 136,060.50/x
  3. Step 3: Cross multiply
    87,711x = 136,060.50 × 136,060.50
  4. Step 4: Simplify right side
    87,711x = 18,512,459,660.25
  5. Step 5: Solve for x
    x = 18,512,459,660.25/87,711
  6. Step 6: Final answer
    x = 211,062.01

Related Problems

Find third proportional to 43,855.50 and 68,030.25
Half scale
Find third proportional to 175,422 and 272,121
Double scale
Find third proportional to 87,713 and 136,064
Similar ratio
Find third proportional to 131,566.50 and 204,090.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.