Home / 77,286-117,552

Finding the Third Proportional to 77,286 and 117,552

Calculator

Solution

The third proportional to 77,286 and 117,552 is: 178,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,286 : 117,552 = 117,552 : x
  2. Step 2: Convert to fraction form
    77,286/117,552 = 117,552/x
  3. Step 3: Cross multiply
    77,286x = 117,552 × 117,552
  4. Step 4: Simplify right side
    77,286x = 13,818,472,704
  5. Step 5: Solve for x
    x = 13,818,472,704/77,286
  6. Step 6: Final answer
    x = 178,796.58

Related Problems

Find third proportional to 38,643 and 58,776
Half scale
Find third proportional to 154,572 and 235,104
Double scale
Find third proportional to 77,288 and 117,555
Similar ratio
Find third proportional to 115,929 and 176,328
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.