Home / 57,434-121,826

Finding the Third Proportional to 57,434 and 121,826

Calculator

Solution

The third proportional to 57,434 and 121,826 is: 258,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,434 : 121,826 = 121,826 : x
  2. Step 2: Convert to fraction form
    57,434/121,826 = 121,826/x
  3. Step 3: Cross multiply
    57,434x = 121,826 × 121,826
  4. Step 4: Simplify right side
    57,434x = 14,841,574,276
  5. Step 5: Solve for x
    x = 14,841,574,276/57,434
  6. Step 6: Final answer
    x = 258,410.95

Related Problems

Find third proportional to 28,717 and 60,913
Half scale
Find third proportional to 114,868 and 243,652
Double scale
Find third proportional to 57,436 and 121,830
Similar ratio
Find third proportional to 86,151 and 182,739
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.