Home / 75,816-116,640

Finding the Third Proportional to 75,816 and 116,640

Calculator

Solution

The third proportional to 75,816 and 116,640 is: 179,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816 : 116,640 = 116,640 : x
  2. Step 2: Convert to fraction form
    75,816/116,640 = 116,640/x
  3. Step 3: Cross multiply
    75,816x = 116,640 × 116,640
  4. Step 4: Simplify right side
    75,816x = 13,604,889,600
  5. Step 5: Solve for x
    x = 13,604,889,600/75,816
  6. Step 6: Final answer
    x = 179,446.15

Related Problems

Find third proportional to 37,908 and 58,320
Half scale
Find third proportional to 151,632 and 233,280
Double scale
Find third proportional to 75,818 and 116,643
Similar ratio
Find third proportional to 113,724 and 174,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.