Home / 72,246-98,421

Finding the Third Proportional to 72,246 and 98,421

Calculator

Solution

The third proportional to 72,246 and 98,421 is: 134,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,246 : 98,421 = 98,421 : x
  2. Step 2: Convert to fraction form
    72,246/98,421 = 98,421/x
  3. Step 3: Cross multiply
    72,246x = 98,421 × 98,421
  4. Step 4: Simplify right side
    72,246x = 9,686,693,241
  5. Step 5: Solve for x
    x = 9,686,693,241/72,246
  6. Step 6: Final answer
    x = 134,079.30

Related Problems

Find third proportional to 36,123 and 49,210.50
Half scale
Find third proportional to 144,492 and 196,842
Double scale
Find third proportional to 72,248 and 98,424
Similar ratio
Find third proportional to 108,369 and 147,631.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.