Home / 78,010-119,929

Finding the Third Proportional to 78,010 and 119,929

Calculator

Solution

The third proportional to 78,010 and 119,929 is: 184,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,010 : 119,929 = 119,929 : x
  2. Step 2: Convert to fraction form
    78,010/119,929 = 119,929/x
  3. Step 3: Cross multiply
    78,010x = 119,929 × 119,929
  4. Step 4: Simplify right side
    78,010x = 14,382,965,041
  5. Step 5: Solve for x
    x = 14,382,965,041/78,010
  6. Step 6: Final answer
    x = 184,373.35

Related Problems

Find third proportional to 39,005 and 59,964.50
Half scale
Find third proportional to 156,020 and 239,858
Double scale
Find third proportional to 78,012 and 119,932
Similar ratio
Find third proportional to 117,015 and 179,893.50
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.