Home / 57,207-87,513

Finding the Third Proportional to 57,207 and 87,513

Calculator

Solution

The third proportional to 57,207 and 87,513 is: 133,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,207 : 87,513 = 87,513 : x
  2. Step 2: Convert to fraction form
    57,207/87,513 = 87,513/x
  3. Step 3: Cross multiply
    57,207x = 87,513 × 87,513
  4. Step 4: Simplify right side
    57,207x = 7,658,525,169
  5. Step 5: Solve for x
    x = 7,658,525,169/57,207
  6. Step 6: Final answer
    x = 133,873.92

Related Problems

Find third proportional to 28,603.50 and 43,756.50
Half scale
Find third proportional to 114,414 and 175,026
Double scale
Find third proportional to 57,209 and 87,516
Similar ratio
Find third proportional to 85,810.50 and 131,269.50
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.