Home / 122,028-266,136

Finding the Third Proportional to 122,028 and 266,136

Calculator

Solution

The third proportional to 122,028 and 266,136 is: 580,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,028 : 266,136 = 266,136 : x
  2. Step 2: Convert to fraction form
    122,028/266,136 = 266,136/x
  3. Step 3: Cross multiply
    122,028x = 266,136 × 266,136
  4. Step 4: Simplify right side
    122,028x = 70,828,370,496
  5. Step 5: Solve for x
    x = 70,828,370,496/122,028
  6. Step 6: Final answer
    x = 580,427.20

Related Problems

Find third proportional to 61,014 and 133,068
Half scale
Find third proportional to 244,056 and 532,272
Double scale
Find third proportional to 122,030 and 266,140
Similar ratio
Find third proportional to 183,042 and 399,204
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.