Home / 75,428-148,951

Finding the Third Proportional to 75,428 and 148,951

Calculator

Solution

The third proportional to 75,428 and 148,951 is: 294,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,428 : 148,951 = 148,951 : x
  2. Step 2: Convert to fraction form
    75,428/148,951 = 148,951/x
  3. Step 3: Cross multiply
    75,428x = 148,951 × 148,951
  4. Step 4: Simplify right side
    75,428x = 22,186,400,401
  5. Step 5: Solve for x
    x = 22,186,400,401/75,428
  6. Step 6: Final answer
    x = 294,140.11

Related Problems

Find third proportional to 37,714 and 74,475.50
Half scale
Find third proportional to 150,856 and 297,902
Double scale
Find third proportional to 75,430 and 148,955
Similar ratio
Find third proportional to 113,142 and 223,426.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.