Home / 118,776-189,408

Finding the Third Proportional to 118,776 and 189,408

Calculator

Solution

The third proportional to 118,776 and 189,408 is: 302,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,776 : 189,408 = 189,408 : x
  2. Step 2: Convert to fraction form
    118,776/189,408 = 189,408/x
  3. Step 3: Cross multiply
    118,776x = 189,408 × 189,408
  4. Step 4: Simplify right side
    118,776x = 35,875,390,464
  5. Step 5: Solve for x
    x = 35,875,390,464/118,776
  6. Step 6: Final answer
    x = 302,042.42

Related Problems

Find third proportional to 59,388 and 94,704
Half scale
Find third proportional to 237,552 and 378,816
Double scale
Find third proportional to 118,778 and 189,411
Similar ratio
Find third proportional to 178,164 and 284,112
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.