Home / 59,489-79,310

Finding the Third Proportional to 59,489 and 79,310

Calculator

Solution

The third proportional to 59,489 and 79,310 is: 105,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,489 : 79,310 = 79,310 : x
  2. Step 2: Convert to fraction form
    59,489/79,310 = 79,310/x
  3. Step 3: Cross multiply
    59,489x = 79,310 × 79,310
  4. Step 4: Simplify right side
    59,489x = 6,290,076,100
  5. Step 5: Solve for x
    x = 6,290,076,100/59,489
  6. Step 6: Final answer
    x = 105,735.11

Related Problems

Find third proportional to 29,744.50 and 39,655
Half scale
Find third proportional to 118,978 and 158,620
Double scale
Find third proportional to 59,491 and 79,313
Similar ratio
Find third proportional to 89,233.50 and 118,965
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.