Home / 69,276-151,514

Finding the Third Proportional to 69,276 and 151,514

Calculator

Solution

The third proportional to 69,276 and 151,514 is: 331,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,276 : 151,514 = 151,514 : x
  2. Step 2: Convert to fraction form
    69,276/151,514 = 151,514/x
  3. Step 3: Cross multiply
    69,276x = 151,514 × 151,514
  4. Step 4: Simplify right side
    69,276x = 22,956,492,196
  5. Step 5: Solve for x
    x = 22,956,492,196/69,276
  6. Step 6: Final answer
    x = 331,377.28

Related Problems

Find third proportional to 34,638 and 75,757
Half scale
Find third proportional to 138,552 and 303,028
Double scale
Find third proportional to 69,278 and 151,518
Similar ratio
Find third proportional to 103,914 and 227,271
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.