Home / 87,846-212,310

Finding the Third Proportional to 87,846 and 212,310

Calculator

Solution

The third proportional to 87,846 and 212,310 is: 513,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,846 : 212,310 = 212,310 : x
  2. Step 2: Convert to fraction form
    87,846/212,310 = 212,310/x
  3. Step 3: Cross multiply
    87,846x = 212,310 × 212,310
  4. Step 4: Simplify right side
    87,846x = 45,075,536,100
  5. Step 5: Solve for x
    x = 45,075,536,100/87,846
  6. Step 6: Final answer
    x = 513,119.96

Related Problems

Find third proportional to 43,923 and 106,155
Half scale
Find third proportional to 175,692 and 424,620
Double scale
Find third proportional to 87,848 and 212,315
Similar ratio
Find third proportional to 131,769 and 318,465
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.