Home / 107,128-153,042

Finding the Third Proportional to 107,128 and 153,042

Calculator

Solution

The third proportional to 107,128 and 153,042 is: 218,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,128 : 153,042 = 153,042 : x
  2. Step 2: Convert to fraction form
    107,128/153,042 = 153,042/x
  3. Step 3: Cross multiply
    107,128x = 153,042 × 153,042
  4. Step 4: Simplify right side
    107,128x = 23,421,853,764
  5. Step 5: Solve for x
    x = 23,421,853,764/107,128
  6. Step 6: Final answer
    x = 218,634.29

Related Problems

Find third proportional to 53,564 and 76,521
Half scale
Find third proportional to 214,256 and 306,084
Double scale
Find third proportional to 107,130 and 153,045
Similar ratio
Find third proportional to 160,692 and 229,563
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.