Home / 76,983-165,424

Finding the Third Proportional to 76,983 and 165,424

Calculator

Solution

The third proportional to 76,983 and 165,424 is: 355,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,983 : 165,424 = 165,424 : x
  2. Step 2: Convert to fraction form
    76,983/165,424 = 165,424/x
  3. Step 3: Cross multiply
    76,983x = 165,424 × 165,424
  4. Step 4: Simplify right side
    76,983x = 27,365,099,776
  5. Step 5: Solve for x
    x = 27,365,099,776/76,983
  6. Step 6: Final answer
    x = 355,469.39

Related Problems

Find third proportional to 38,491.50 and 82,712
Half scale
Find third proportional to 153,966 and 330,848
Double scale
Find third proportional to 76,985 and 165,428
Similar ratio
Find third proportional to 115,474.50 and 248,136
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.