Home / 56,243-81,732

Finding the Third Proportional to 56,243 and 81,732

Calculator

Solution

The third proportional to 56,243 and 81,732 is: 118,772.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,243 : 81,732 = 81,732 : x
  2. Step 2: Convert to fraction form
    56,243/81,732 = 81,732/x
  3. Step 3: Cross multiply
    56,243x = 81,732 × 81,732
  4. Step 4: Simplify right side
    56,243x = 6,680,119,824
  5. Step 5: Solve for x
    x = 6,680,119,824/56,243
  6. Step 6: Final answer
    x = 118,772.47

Related Problems

Find third proportional to 28,121.50 and 40,866
Half scale
Find third proportional to 112,486 and 163,464
Double scale
Find third proportional to 56,245 and 81,735
Similar ratio
Find third proportional to 84,364.50 and 122,598
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.