Home / 54,216-85,158

Finding the Third Proportional to 54,216 and 85,158

Calculator

Solution

The third proportional to 54,216 and 85,158 is: 133,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,216 : 85,158 = 85,158 : x
  2. Step 2: Convert to fraction form
    54,216/85,158 = 85,158/x
  3. Step 3: Cross multiply
    54,216x = 85,158 × 85,158
  4. Step 4: Simplify right side
    54,216x = 7,251,884,964
  5. Step 5: Solve for x
    x = 7,251,884,964/54,216
  6. Step 6: Final answer
    x = 133,759.13

Related Problems

Find third proportional to 27,108 and 42,579
Half scale
Find third proportional to 108,432 and 170,316
Double scale
Find third proportional to 54,218 and 85,161
Similar ratio
Find third proportional to 81,324 and 127,737
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.