Home / 84,908-130,928

Finding the Third Proportional to 84,908 and 130,928

Calculator

Solution

The third proportional to 84,908 and 130,928 is: 201,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,908 : 130,928 = 130,928 : x
  2. Step 2: Convert to fraction form
    84,908/130,928 = 130,928/x
  3. Step 3: Cross multiply
    84,908x = 130,928 × 130,928
  4. Step 4: Simplify right side
    84,908x = 17,142,141,184
  5. Step 5: Solve for x
    x = 17,142,141,184/84,908
  6. Step 6: Final answer
    x = 201,890.77

Related Problems

Find third proportional to 42,454 and 65,464
Half scale
Find third proportional to 169,816 and 261,856
Double scale
Find third proportional to 84,910 and 130,931
Similar ratio
Find third proportional to 127,362 and 196,392
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.