Home / 60,320-79,320

Finding the Third Proportional to 60,320 and 79,320

Calculator

Solution

The third proportional to 60,320 and 79,320 is: 104,304.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,320 : 79,320 = 79,320 : x
  2. Step 2: Convert to fraction form
    60,320/79,320 = 79,320/x
  3. Step 3: Cross multiply
    60,320x = 79,320 × 79,320
  4. Step 4: Simplify right side
    60,320x = 6,291,662,400
  5. Step 5: Solve for x
    x = 6,291,662,400/60,320
  6. Step 6: Final answer
    x = 104,304.75

Related Problems

Find third proportional to 30,160 and 39,660
Half scale
Find third proportional to 120,640 and 158,640
Double scale
Find third proportional to 60,322 and 79,323
Similar ratio
Find third proportional to 90,480 and 118,980
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.