Home / 71,908-112,808

Finding the Third Proportional to 71,908 and 112,808

Calculator

Solution

The third proportional to 71,908 and 112,808 is: 176,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,908 : 112,808 = 112,808 : x
  2. Step 2: Convert to fraction form
    71,908/112,808 = 112,808/x
  3. Step 3: Cross multiply
    71,908x = 112,808 × 112,808
  4. Step 4: Simplify right side
    71,908x = 12,725,644,864
  5. Step 5: Solve for x
    x = 12,725,644,864/71,908
  6. Step 6: Final answer
    x = 176,971.20

Related Problems

Find third proportional to 35,954 and 56,404
Half scale
Find third proportional to 143,816 and 225,616
Double scale
Find third proportional to 71,910 and 112,811
Similar ratio
Find third proportional to 107,862 and 169,212
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.