Home / 53,955.50-84,640

Finding the Third Proportional to 53,955.50 and 84,640

Calculator

Solution

The third proportional to 53,955.50 and 84,640 is: 132,774.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.50 : 84,640 = 84,640 : x
  2. Step 2: Convert to fraction form
    53,955.50/84,640 = 84,640/x
  3. Step 3: Cross multiply
    53,955.50x = 84,640 × 84,640
  4. Step 4: Simplify right side
    53,955.50x = 7,163,929,600
  5. Step 5: Solve for x
    x = 7,163,929,600/53,955.50
  6. Step 6: Final answer
    x = 132,774.78

Related Problems

Find third proportional to 26,977.75 and 42,320
Half scale
Find third proportional to 107,911 and 169,280
Double scale
Find third proportional to 53,958 and 84,643
Similar ratio
Find third proportional to 80,933.25 and 126,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.