Home / 74,475-159,611

Finding the Third Proportional to 74,475 and 159,611

Calculator

Solution

The third proportional to 74,475 and 159,611 is: 342,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,475 : 159,611 = 159,611 : x
  2. Step 2: Convert to fraction form
    74,475/159,611 = 159,611/x
  3. Step 3: Cross multiply
    74,475x = 159,611 × 159,611
  4. Step 4: Simplify right side
    74,475x = 25,475,671,321
  5. Step 5: Solve for x
    x = 25,475,671,321/74,475
  6. Step 6: Final answer
    x = 342,070.11

Related Problems

Find third proportional to 37,237.50 and 79,805.50
Half scale
Find third proportional to 148,950 and 319,222
Double scale
Find third proportional to 74,477 and 159,615
Similar ratio
Find third proportional to 111,712.50 and 239,416.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.