Home / 79,054-121,863

Finding the Third Proportional to 79,054 and 121,863

Calculator

Solution

The third proportional to 79,054 and 121,863 is: 187,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,054 : 121,863 = 121,863 : x
  2. Step 2: Convert to fraction form
    79,054/121,863 = 121,863/x
  3. Step 3: Cross multiply
    79,054x = 121,863 × 121,863
  4. Step 4: Simplify right side
    79,054x = 14,850,590,769
  5. Step 5: Solve for x
    x = 14,850,590,769/79,054
  6. Step 6: Final answer
    x = 187,853.76

Related Problems

Find third proportional to 39,527 and 60,931.50
Half scale
Find third proportional to 158,108 and 243,726
Double scale
Find third proportional to 79,056 and 121,866
Similar ratio
Find third proportional to 118,581 and 182,794.50
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.