Home / 60.19-131.63

Finding the Third Proportional to 60.19 and 131.63

Calculator

Solution

The third proportional to 60.19 and 131.63 is: 287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.19 : 131.63 = 131.63 : x
  2. Step 2: Convert to fraction form
    60.19/131.63 = 131.63/x
  3. Step 3: Cross multiply
    60.19x = 131.63 × 131.63
  4. Step 4: Simplify right side
    60.19x = 17,325.14
  5. Step 5: Solve for x
    x = 17,325.14/60.19
  6. Step 6: Final answer
    x = 287.85

Related Problems

Find third proportional to 30.09 and 65.81
Half scale
Find third proportional to 120.38 and 263.25
Double scale
Find third proportional to 62 and 136
Similar ratio
Find third proportional to 90.28 and 197.44
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.