Home / 117,411-178,653

Finding the Third Proportional to 117,411 and 178,653

Calculator

Solution

The third proportional to 117,411 and 178,653 is: 271,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,411 : 178,653 = 178,653 : x
  2. Step 2: Convert to fraction form
    117,411/178,653 = 178,653/x
  3. Step 3: Cross multiply
    117,411x = 178,653 × 178,653
  4. Step 4: Simplify right side
    117,411x = 31,916,894,409
  5. Step 5: Solve for x
    x = 31,916,894,409/117,411
  6. Step 6: Final answer
    x = 271,839.05

Related Problems

Find third proportional to 58,705.50 and 89,326.50
Half scale
Find third proportional to 234,822 and 357,306
Double scale
Find third proportional to 117,413 and 178,656
Similar ratio
Find third proportional to 176,116.50 and 267,979.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.