Home / 79,243.50-162,130.50

Finding the Third Proportional to 79,243.50 and 162,130.50

Calculator

Solution

The third proportional to 79,243.50 and 162,130.50 is: 331,715.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,243.50 : 162,130.50 = 162,130.50 : x
  2. Step 2: Convert to fraction form
    79,243.50/162,130.50 = 162,130.50/x
  3. Step 3: Cross multiply
    79,243.50x = 162,130.50 × 162,130.50
  4. Step 4: Simplify right side
    79,243.50x = 26,286,299,030.25
  5. Step 5: Solve for x
    x = 26,286,299,030.25/79,243.50
  6. Step 6: Final answer
    x = 331,715.52

Related Problems

Find third proportional to 39,621.75 and 81,065.25
Half scale
Find third proportional to 158,487 and 324,261
Double scale
Find third proportional to 79,246 and 162,135
Similar ratio
Find third proportional to 118,865.25 and 243,195.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.