Home / 35,438-77,464

Finding the Third Proportional to 35,438 and 77,464

Calculator

Solution

The third proportional to 35,438 and 77,464 is: 169,328.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438 : 77,464 = 77,464 : x
  2. Step 2: Convert to fraction form
    35,438/77,464 = 77,464/x
  3. Step 3: Cross multiply
    35,438x = 77,464 × 77,464
  4. Step 4: Simplify right side
    35,438x = 6,000,671,296
  5. Step 5: Solve for x
    x = 6,000,671,296/35,438
  6. Step 6: Final answer
    x = 169,328.72

Related Problems

Find third proportional to 17,719 and 38,732
Half scale
Find third proportional to 70,876 and 154,928
Double scale
Find third proportional to 35,440 and 77,468
Similar ratio
Find third proportional to 53,157 and 116,196
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.