Home / 84,150-180,123

Finding the Third Proportional to 84,150 and 180,123

Calculator

Solution

The third proportional to 84,150 and 180,123 is: 385,553.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,150 : 180,123 = 180,123 : x
  2. Step 2: Convert to fraction form
    84,150/180,123 = 180,123/x
  3. Step 3: Cross multiply
    84,150x = 180,123 × 180,123
  4. Step 4: Simplify right side
    84,150x = 32,444,295,129
  5. Step 5: Solve for x
    x = 32,444,295,129/84,150
  6. Step 6: Final answer
    x = 385,553.12

Related Problems

Find third proportional to 42,075 and 90,061.50
Half scale
Find third proportional to 168,300 and 360,246
Double scale
Find third proportional to 84,152 and 180,127
Similar ratio
Find third proportional to 126,225 and 270,184.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.