Home / 57,999-127,203

Finding the Third Proportional to 57,999 and 127,203

Calculator

Solution

The third proportional to 57,999 and 127,203 is: 278,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999 : 127,203 = 127,203 : x
  2. Step 2: Convert to fraction form
    57,999/127,203 = 127,203/x
  3. Step 3: Cross multiply
    57,999x = 127,203 × 127,203
  4. Step 4: Simplify right side
    57,999x = 16,180,603,209
  5. Step 5: Solve for x
    x = 16,180,603,209/57,999
  6. Step 6: Final answer
    x = 278,980.73

Related Problems

Find third proportional to 28,999.50 and 63,601.50
Half scale
Find third proportional to 115,998 and 254,406
Double scale
Find third proportional to 58,001 and 127,207
Similar ratio
Find third proportional to 86,998.50 and 190,804.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.