Home / 30,762-66,060

Finding the Third Proportional to 30,762 and 66,060

Calculator

Solution

The third proportional to 30,762 and 66,060 is: 141,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,762 : 66,060 = 66,060 : x
  2. Step 2: Convert to fraction form
    30,762/66,060 = 66,060/x
  3. Step 3: Cross multiply
    30,762x = 66,060 × 66,060
  4. Step 4: Simplify right side
    30,762x = 4,363,923,600
  5. Step 5: Solve for x
    x = 4,363,923,600/30,762
  6. Step 6: Final answer
    x = 141,860.85

Related Problems

Find third proportional to 15,381 and 33,030
Half scale
Find third proportional to 61,524 and 132,120
Double scale
Find third proportional to 30,764 and 66,064
Similar ratio
Find third proportional to 46,143 and 99,090
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.