Home / 125,420-194,280

Finding the Third Proportional to 125,420 and 194,280

Calculator

Solution

The third proportional to 125,420 and 194,280 is: 300,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,420 : 194,280 = 194,280 : x
  2. Step 2: Convert to fraction form
    125,420/194,280 = 194,280/x
  3. Step 3: Cross multiply
    125,420x = 194,280 × 194,280
  4. Step 4: Simplify right side
    125,420x = 37,744,718,400
  5. Step 5: Solve for x
    x = 37,744,718,400/125,420
  6. Step 6: Final answer
    x = 300,946.57

Related Problems

Find third proportional to 62,710 and 97,140
Half scale
Find third proportional to 250,840 and 388,560
Double scale
Find third proportional to 125,422 and 194,283
Similar ratio
Find third proportional to 188,130 and 291,420
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.