Home / 93.38-129.38

Finding the Third Proportional to 93.38 and 129.38

Calculator

Solution

The third proportional to 93.38 and 129.38 is: 179.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.38 : 129.38 = 129.38 : x
  2. Step 2: Convert to fraction form
    93.38/129.38 = 129.38/x
  3. Step 3: Cross multiply
    93.38x = 129.38 × 129.38
  4. Step 4: Simplify right side
    93.38x = 16,737.89
  5. Step 5: Solve for x
    x = 16,737.89/93.38
  6. Step 6: Final answer
    x = 179.25

Related Problems

Find third proportional to 46.69 and 64.69
Half scale
Find third proportional to 186.75 and 258.75
Double scale
Find third proportional to 95 and 132
Similar ratio
Find third proportional to 140.06 and 194.06
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.