Home / 66,426-156,291

Finding the Third Proportional to 66,426 and 156,291

Calculator

Solution

The third proportional to 66,426 and 156,291 is: 367,730.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,426 : 156,291 = 156,291 : x
  2. Step 2: Convert to fraction form
    66,426/156,291 = 156,291/x
  3. Step 3: Cross multiply
    66,426x = 156,291 × 156,291
  4. Step 4: Simplify right side
    66,426x = 24,426,876,681
  5. Step 5: Solve for x
    x = 24,426,876,681/66,426
  6. Step 6: Final answer
    x = 367,730.66

Related Problems

Find third proportional to 33,213 and 78,145.50
Half scale
Find third proportional to 132,852 and 312,582
Double scale
Find third proportional to 66,428 and 156,296
Similar ratio
Find third proportional to 99,639 and 234,436.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.