Home / 77,787-113,277

Finding the Third Proportional to 77,787 and 113,277

Calculator

Solution

The third proportional to 77,787 and 113,277 is: 164,959.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,787 : 113,277 = 113,277 : x
  2. Step 2: Convert to fraction form
    77,787/113,277 = 113,277/x
  3. Step 3: Cross multiply
    77,787x = 113,277 × 113,277
  4. Step 4: Simplify right side
    77,787x = 12,831,678,729
  5. Step 5: Solve for x
    x = 12,831,678,729/77,787
  6. Step 6: Final answer
    x = 164,959.17

Related Problems

Find third proportional to 38,893.50 and 56,638.50
Half scale
Find third proportional to 155,574 and 226,554
Double scale
Find third proportional to 77,789 and 113,280
Similar ratio
Find third proportional to 116,680.50 and 169,915.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.