Home / 75,420-164,637

Finding the Third Proportional to 75,420 and 164,637

Calculator

Solution

The third proportional to 75,420 and 164,637 is: 359,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,420 : 164,637 = 164,637 : x
  2. Step 2: Convert to fraction form
    75,420/164,637 = 164,637/x
  3. Step 3: Cross multiply
    75,420x = 164,637 × 164,637
  4. Step 4: Simplify right side
    75,420x = 27,105,341,769
  5. Step 5: Solve for x
    x = 27,105,341,769/75,420
  6. Step 6: Final answer
    x = 359,391.96

Related Problems

Find third proportional to 37,710 and 82,318.50
Half scale
Find third proportional to 150,840 and 329,274
Double scale
Find third proportional to 75,422 and 164,641
Similar ratio
Find third proportional to 113,130 and 246,955.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.