Home / 105,138-163,251

Finding the Third Proportional to 105,138 and 163,251

Calculator

Solution

The third proportional to 105,138 and 163,251 is: 253,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,138 : 163,251 = 163,251 : x
  2. Step 2: Convert to fraction form
    105,138/163,251 = 163,251/x
  3. Step 3: Cross multiply
    105,138x = 163,251 × 163,251
  4. Step 4: Simplify right side
    105,138x = 26,650,889,001
  5. Step 5: Solve for x
    x = 26,650,889,001/105,138
  6. Step 6: Final answer
    x = 253,484.84

Related Problems

Find third proportional to 52,569 and 81,625.50
Half scale
Find third proportional to 210,276 and 326,502
Double scale
Find third proportional to 105,140 and 163,254
Similar ratio
Find third proportional to 157,707 and 244,876.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.