Home / 76,764-117,816

Finding the Third Proportional to 76,764 and 117,816

Calculator

Solution

The third proportional to 76,764 and 117,816 is: 180,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,764 : 117,816 = 117,816 : x
  2. Step 2: Convert to fraction form
    76,764/117,816 = 117,816/x
  3. Step 3: Cross multiply
    76,764x = 117,816 × 117,816
  4. Step 4: Simplify right side
    76,764x = 13,880,609,856
  5. Step 5: Solve for x
    x = 13,880,609,856/76,764
  6. Step 6: Final answer
    x = 180,821.87

Related Problems

Find third proportional to 38,382 and 58,908
Half scale
Find third proportional to 153,528 and 235,632
Double scale
Find third proportional to 76,766 and 117,819
Similar ratio
Find third proportional to 115,146 and 176,724
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.