Home / 64,260-136,296

Finding the Third Proportional to 64,260 and 136,296

Calculator

Solution

The third proportional to 64,260 and 136,296 is: 289,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260 : 136,296 = 136,296 : x
  2. Step 2: Convert to fraction form
    64,260/136,296 = 136,296/x
  3. Step 3: Cross multiply
    64,260x = 136,296 × 136,296
  4. Step 4: Simplify right side
    64,260x = 18,576,599,616
  5. Step 5: Solve for x
    x = 18,576,599,616/64,260
  6. Step 6: Final answer
    x = 289,084.96

Related Problems

Find third proportional to 32,130 and 68,148
Half scale
Find third proportional to 128,520 and 272,592
Double scale
Find third proportional to 64,262 and 136,300
Similar ratio
Find third proportional to 96,390 and 204,444
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.