Home / 42,782-62,228

Finding the Third Proportional to 42,782 and 62,228

Calculator

Solution

The third proportional to 42,782 and 62,228 is: 90,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,782 : 62,228 = 62,228 : x
  2. Step 2: Convert to fraction form
    42,782/62,228 = 62,228/x
  3. Step 3: Cross multiply
    42,782x = 62,228 × 62,228
  4. Step 4: Simplify right side
    42,782x = 3,872,323,984
  5. Step 5: Solve for x
    x = 3,872,323,984/42,782
  6. Step 6: Final answer
    x = 90,512.93

Related Problems

Find third proportional to 21,391 and 31,114
Half scale
Find third proportional to 85,564 and 124,456
Double scale
Find third proportional to 42,784 and 62,231
Similar ratio
Find third proportional to 64,173 and 93,342
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.