Home / 154,840-234,399

Finding the Third Proportional to 154,840 and 234,399

Calculator

Solution

The third proportional to 154,840 and 234,399 is: 354,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,840 : 234,399 = 234,399 : x
  2. Step 2: Convert to fraction form
    154,840/234,399 = 234,399/x
  3. Step 3: Cross multiply
    154,840x = 234,399 × 234,399
  4. Step 4: Simplify right side
    154,840x = 54,942,891,201
  5. Step 5: Solve for x
    x = 54,942,891,201/154,840
  6. Step 6: Final answer
    x = 354,836.55

Related Problems

Find third proportional to 77,420 and 117,199.50
Half scale
Find third proportional to 309,680 and 468,798
Double scale
Find third proportional to 154,842 and 234,402
Similar ratio
Find third proportional to 232,260 and 351,598.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.