Home / 57,506-81,171

Finding the Third Proportional to 57,506 and 81,171

Calculator

Solution

The third proportional to 57,506 and 81,171 is: 114,574.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,506 : 81,171 = 81,171 : x
  2. Step 2: Convert to fraction form
    57,506/81,171 = 81,171/x
  3. Step 3: Cross multiply
    57,506x = 81,171 × 81,171
  4. Step 4: Simplify right side
    57,506x = 6,588,731,241
  5. Step 5: Solve for x
    x = 6,588,731,241/57,506
  6. Step 6: Final answer
    x = 114,574.67

Related Problems

Find third proportional to 28,753 and 40,585.50
Half scale
Find third proportional to 115,012 and 162,342
Double scale
Find third proportional to 57,508 and 81,174
Similar ratio
Find third proportional to 86,259 and 121,756.50
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.