Home / 66,029-102,285

Finding the Third Proportional to 66,029 and 102,285

Calculator

Solution

The third proportional to 66,029 and 102,285 is: 158,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,029 : 102,285 = 102,285 : x
  2. Step 2: Convert to fraction form
    66,029/102,285 = 102,285/x
  3. Step 3: Cross multiply
    66,029x = 102,285 × 102,285
  4. Step 4: Simplify right side
    66,029x = 10,462,221,225
  5. Step 5: Solve for x
    x = 10,462,221,225/66,029
  6. Step 6: Final answer
    x = 158,448.88

Related Problems

Find third proportional to 33,014.50 and 51,142.50
Half scale
Find third proportional to 132,058 and 204,570
Double scale
Find third proportional to 66,031 and 102,288
Similar ratio
Find third proportional to 99,043.50 and 153,427.50
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.