Home / 130,912-204,792

Finding the Third Proportional to 130,912 and 204,792

Calculator

Solution

The third proportional to 130,912 and 204,792 is: 320,366.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,912 : 204,792 = 204,792 : x
  2. Step 2: Convert to fraction form
    130,912/204,792 = 204,792/x
  3. Step 3: Cross multiply
    130,912x = 204,792 × 204,792
  4. Step 4: Simplify right side
    130,912x = 41,939,763,264
  5. Step 5: Solve for x
    x = 41,939,763,264/130,912
  6. Step 6: Final answer
    x = 320,366.07

Related Problems

Find third proportional to 65,456 and 102,396
Half scale
Find third proportional to 261,824 and 409,584
Double scale
Find third proportional to 130,914 and 204,795
Similar ratio
Find third proportional to 196,368 and 307,188
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.