Home / 66,570-146,529

Finding the Third Proportional to 66,570 and 146,529

Calculator

Solution

The third proportional to 66,570 and 146,529 is: 322,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,570 : 146,529 = 146,529 : x
  2. Step 2: Convert to fraction form
    66,570/146,529 = 146,529/x
  3. Step 3: Cross multiply
    66,570x = 146,529 × 146,529
  4. Step 4: Simplify right side
    66,570x = 21,470,747,841
  5. Step 5: Solve for x
    x = 21,470,747,841/66,570
  6. Step 6: Final answer
    x = 322,528.88

Related Problems

Find third proportional to 33,285 and 73,264.50
Half scale
Find third proportional to 133,140 and 293,058
Double scale
Find third proportional to 66,572 and 146,533
Similar ratio
Find third proportional to 99,855 and 219,793.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.