Home / 39,214-84,312

Finding the Third Proportional to 39,214 and 84,312

Calculator

Solution

The third proportional to 39,214 and 84,312 is: 181,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,214 : 84,312 = 84,312 : x
  2. Step 2: Convert to fraction form
    39,214/84,312 = 84,312/x
  3. Step 3: Cross multiply
    39,214x = 84,312 × 84,312
  4. Step 4: Simplify right side
    39,214x = 7,108,513,344
  5. Step 5: Solve for x
    x = 7,108,513,344/39,214
  6. Step 6: Final answer
    x = 181,274.89

Related Problems

Find third proportional to 19,607 and 42,156
Half scale
Find third proportional to 78,428 and 168,624
Double scale
Find third proportional to 39,216 and 84,316
Similar ratio
Find third proportional to 58,821 and 126,468
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.