Home / 57,237-87,555

Finding the Third Proportional to 57,237 and 87,555

Calculator

Solution

The third proportional to 57,237 and 87,555 is: 133,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237 : 87,555 = 87,555 : x
  2. Step 2: Convert to fraction form
    57,237/87,555 = 87,555/x
  3. Step 3: Cross multiply
    57,237x = 87,555 × 87,555
  4. Step 4: Simplify right side
    57,237x = 7,665,878,025
  5. Step 5: Solve for x
    x = 7,665,878,025/57,237
  6. Step 6: Final answer
    x = 133,932.21

Related Problems

Find third proportional to 28,618.50 and 43,777.50
Half scale
Find third proportional to 114,474 and 175,110
Double scale
Find third proportional to 57,239 and 87,558
Similar ratio
Find third proportional to 85,855.50 and 131,332.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.