Home / 102,510-220,348

Finding the Third Proportional to 102,510 and 220,348

Calculator

Solution

The third proportional to 102,510 and 220,348 is: 473,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,510 : 220,348 = 220,348 : x
  2. Step 2: Convert to fraction form
    102,510/220,348 = 220,348/x
  3. Step 3: Cross multiply
    102,510x = 220,348 × 220,348
  4. Step 4: Simplify right side
    102,510x = 48,553,241,104
  5. Step 5: Solve for x
    x = 48,553,241,104/102,510
  6. Step 6: Final answer
    x = 473,643.95

Related Problems

Find third proportional to 51,255 and 110,174
Half scale
Find third proportional to 205,020 and 440,696
Double scale
Find third proportional to 102,512 and 220,352
Similar ratio
Find third proportional to 153,765 and 330,522
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.