Home / 54,686-85,674.50

Finding the Third Proportional to 54,686 and 85,674.50

Calculator

Solution

The third proportional to 54,686 and 85,674.50 is: 134,223.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,686 : 85,674.50 = 85,674.50 : x
  2. Step 2: Convert to fraction form
    54,686/85,674.50 = 85,674.50/x
  3. Step 3: Cross multiply
    54,686x = 85,674.50 × 85,674.50
  4. Step 4: Simplify right side
    54,686x = 7,340,119,950.25
  5. Step 5: Solve for x
    x = 7,340,119,950.25/54,686
  6. Step 6: Final answer
    x = 134,223.02

Related Problems

Find third proportional to 27,343 and 42,837.25
Half scale
Find third proportional to 109,372 and 171,349
Double scale
Find third proportional to 54,688 and 85,678
Similar ratio
Find third proportional to 82,029 and 128,511.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.