Home / 77,892-117,360

Finding the Third Proportional to 77,892 and 117,360

Calculator

Solution

The third proportional to 77,892 and 117,360 is: 176,826.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,892 : 117,360 = 117,360 : x
  2. Step 2: Convert to fraction form
    77,892/117,360 = 117,360/x
  3. Step 3: Cross multiply
    77,892x = 117,360 × 117,360
  4. Step 4: Simplify right side
    77,892x = 13,773,369,600
  5. Step 5: Solve for x
    x = 13,773,369,600/77,892
  6. Step 6: Final answer
    x = 176,826.50

Related Problems

Find third proportional to 38,946 and 58,680
Half scale
Find third proportional to 155,784 and 234,720
Double scale
Find third proportional to 77,894 and 117,363
Similar ratio
Find third proportional to 116,838 and 176,040
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.