Home / 75,069-154,370

Finding the Third Proportional to 75,069 and 154,370

Calculator

Solution

The third proportional to 75,069 and 154,370 is: 317,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,069 : 154,370 = 154,370 : x
  2. Step 2: Convert to fraction form
    75,069/154,370 = 154,370/x
  3. Step 3: Cross multiply
    75,069x = 154,370 × 154,370
  4. Step 4: Simplify right side
    75,069x = 23,830,096,900
  5. Step 5: Solve for x
    x = 23,830,096,900/75,069
  6. Step 6: Final answer
    x = 317,442.58

Related Problems

Find third proportional to 37,534.50 and 77,185
Half scale
Find third proportional to 150,138 and 308,740
Double scale
Find third proportional to 75,071 and 154,374
Similar ratio
Find third proportional to 112,603.50 and 231,555
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.