Home / 90,582-196,712

Finding the Third Proportional to 90,582 and 196,712

Calculator

Solution

The third proportional to 90,582 and 196,712 is: 427,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,582 : 196,712 = 196,712 : x
  2. Step 2: Convert to fraction form
    90,582/196,712 = 196,712/x
  3. Step 3: Cross multiply
    90,582x = 196,712 × 196,712
  4. Step 4: Simplify right side
    90,582x = 38,695,610,944
  5. Step 5: Solve for x
    x = 38,695,610,944/90,582
  6. Step 6: Final answer
    x = 427,188.75

Related Problems

Find third proportional to 45,291 and 98,356
Half scale
Find third proportional to 181,164 and 393,424
Double scale
Find third proportional to 90,584 and 196,716
Similar ratio
Find third proportional to 135,873 and 295,068
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.