Home / 54,830-117,430

Finding the Third Proportional to 54,830 and 117,430

Calculator

Solution

The third proportional to 54,830 and 117,430 is: 251,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830 : 117,430 = 117,430 : x
  2. Step 2: Convert to fraction form
    54,830/117,430 = 117,430/x
  3. Step 3: Cross multiply
    54,830x = 117,430 × 117,430
  4. Step 4: Simplify right side
    54,830x = 13,789,804,900
  5. Step 5: Solve for x
    x = 13,789,804,900/54,830
  6. Step 6: Final answer
    x = 251,501.09

Related Problems

Find third proportional to 27,415 and 58,715
Half scale
Find third proportional to 109,660 and 234,860
Double scale
Find third proportional to 54,832 and 117,434
Similar ratio
Find third proportional to 82,245 and 176,145
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.