Home / 57,372-88,615

Finding the Third Proportional to 57,372 and 88,615

Calculator

Solution

The third proportional to 57,372 and 88,615 is: 136,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,372 : 88,615 = 88,615 : x
  2. Step 2: Convert to fraction form
    57,372/88,615 = 88,615/x
  3. Step 3: Cross multiply
    57,372x = 88,615 × 88,615
  4. Step 4: Simplify right side
    57,372x = 7,852,618,225
  5. Step 5: Solve for x
    x = 7,852,618,225/57,372
  6. Step 6: Final answer
    x = 136,871.96

Related Problems

Find third proportional to 28,686 and 44,307.50
Half scale
Find third proportional to 114,744 and 177,230
Double scale
Find third proportional to 57,374 and 88,618
Similar ratio
Find third proportional to 86,058 and 132,922.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.