Home / 164,136-355,920

Finding the Third Proportional to 164,136 and 355,920

Calculator

Solution

The third proportional to 164,136 and 355,920 is: 771,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,136 : 355,920 = 355,920 : x
  2. Step 2: Convert to fraction form
    164,136/355,920 = 355,920/x
  3. Step 3: Cross multiply
    164,136x = 355,920 × 355,920
  4. Step 4: Simplify right side
    164,136x = 126,679,046,400
  5. Step 5: Solve for x
    x = 126,679,046,400/164,136
  6. Step 6: Final answer
    x = 771,793.19

Related Problems

Find third proportional to 82,068 and 177,960
Half scale
Find third proportional to 328,272 and 711,840
Double scale
Find third proportional to 164,138 and 355,924
Similar ratio
Find third proportional to 246,204 and 533,880
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.