Home / 53,840-125,120

Finding the Third Proportional to 53,840 and 125,120

Calculator

Solution

The third proportional to 53,840 and 125,120 is: 290,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,840 : 125,120 = 125,120 : x
  2. Step 2: Convert to fraction form
    53,840/125,120 = 125,120/x
  3. Step 3: Cross multiply
    53,840x = 125,120 × 125,120
  4. Step 4: Simplify right side
    53,840x = 15,655,014,400
  5. Step 5: Solve for x
    x = 15,655,014,400/53,840
  6. Step 6: Final answer
    x = 290,769.21

Related Problems

Find third proportional to 26,920 and 62,560
Half scale
Find third proportional to 107,680 and 250,240
Double scale
Find third proportional to 53,842 and 125,125
Similar ratio
Find third proportional to 80,760 and 187,680
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.