Home / 133,321-187,507

Finding the Third Proportional to 133,321 and 187,507

Calculator

Solution

The third proportional to 133,321 and 187,507 is: 263,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,321 : 187,507 = 187,507 : x
  2. Step 2: Convert to fraction form
    133,321/187,507 = 187,507/x
  3. Step 3: Cross multiply
    133,321x = 187,507 × 187,507
  4. Step 4: Simplify right side
    133,321x = 35,158,875,049
  5. Step 5: Solve for x
    x = 35,158,875,049/133,321
  6. Step 6: Final answer
    x = 263,715.96

Related Problems

Find third proportional to 66,660.50 and 93,753.50
Half scale
Find third proportional to 266,642 and 375,014
Double scale
Find third proportional to 133,323 and 187,510
Similar ratio
Find third proportional to 199,981.50 and 281,260.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.