Home / 42,683-66,262

Finding the Third Proportional to 42,683 and 66,262

Calculator

Solution

The third proportional to 42,683 and 66,262 is: 102,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,683 : 66,262 = 66,262 : x
  2. Step 2: Convert to fraction form
    42,683/66,262 = 66,262/x
  3. Step 3: Cross multiply
    42,683x = 66,262 × 66,262
  4. Step 4: Simplify right side
    42,683x = 4,390,652,644
  5. Step 5: Solve for x
    x = 4,390,652,644/42,683
  6. Step 6: Final answer
    x = 102,866.54

Related Problems

Find third proportional to 21,341.50 and 33,131
Half scale
Find third proportional to 85,366 and 132,524
Double scale
Find third proportional to 42,685 and 66,265
Similar ratio
Find third proportional to 64,024.50 and 99,393
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.