Home / 57,402-121,632.75

Finding the Third Proportional to 57,402 and 121,632.75

Calculator

Solution

The third proportional to 57,402 and 121,632.75 is: 257,735.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,402 : 121,632.75 = 121,632.75 : x
  2. Step 2: Convert to fraction form
    57,402/121,632.75 = 121,632.75/x
  3. Step 3: Cross multiply
    57,402x = 121,632.75 × 121,632.75
  4. Step 4: Simplify right side
    57,402x = 14,794,525,872.56
  5. Step 5: Solve for x
    x = 14,794,525,872.56/57,402
  6. Step 6: Final answer
    x = 257,735.37

Related Problems

Find third proportional to 28,701 and 60,816.38
Half scale
Find third proportional to 114,804 and 243,265.50
Double scale
Find third proportional to 57,404 and 121,637
Similar ratio
Find third proportional to 86,103 and 182,449.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.