Home / 63,384-128,524

Finding the Third Proportional to 63,384 and 128,524

Calculator

Solution

The third proportional to 63,384 and 128,524 is: 260,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,384 : 128,524 = 128,524 : x
  2. Step 2: Convert to fraction form
    63,384/128,524 = 128,524/x
  3. Step 3: Cross multiply
    63,384x = 128,524 × 128,524
  4. Step 4: Simplify right side
    63,384x = 16,518,418,576
  5. Step 5: Solve for x
    x = 16,518,418,576/63,384
  6. Step 6: Final answer
    x = 260,608.65

Related Problems

Find third proportional to 31,692 and 64,262
Half scale
Find third proportional to 126,768 and 257,048
Double scale
Find third proportional to 63,386 and 128,528
Similar ratio
Find third proportional to 95,076 and 192,786
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.