Home / 98,220-145,488

Finding the Third Proportional to 98,220 and 145,488

Calculator

Solution

The third proportional to 98,220 and 145,488 is: 215,503.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,220 : 145,488 = 145,488 : x
  2. Step 2: Convert to fraction form
    98,220/145,488 = 145,488/x
  3. Step 3: Cross multiply
    98,220x = 145,488 × 145,488
  4. Step 4: Simplify right side
    98,220x = 21,166,758,144
  5. Step 5: Solve for x
    x = 21,166,758,144/98,220
  6. Step 6: Final answer
    x = 215,503.54

Related Problems

Find third proportional to 49,110 and 72,744
Half scale
Find third proportional to 196,440 and 290,976
Double scale
Find third proportional to 98,222 and 145,491
Similar ratio
Find third proportional to 147,330 and 218,232
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.