Home / 102,428-155,073

Finding the Third Proportional to 102,428 and 155,073

Calculator

Solution

The third proportional to 102,428 and 155,073 is: 234,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,428 : 155,073 = 155,073 : x
  2. Step 2: Convert to fraction form
    102,428/155,073 = 155,073/x
  3. Step 3: Cross multiply
    102,428x = 155,073 × 155,073
  4. Step 4: Simplify right side
    102,428x = 24,047,635,329
  5. Step 5: Solve for x
    x = 24,047,635,329/102,428
  6. Step 6: Final answer
    x = 234,775.99

Related Problems

Find third proportional to 51,214 and 77,536.50
Half scale
Find third proportional to 204,856 and 310,146
Double scale
Find third proportional to 102,430 and 155,076
Similar ratio
Find third proportional to 153,642 and 232,609.50
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.