Home / 77,748-120,057.75

Finding the Third Proportional to 77,748 and 120,057.75

Calculator

Solution

The third proportional to 77,748 and 120,057.75 is: 185,392.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,748 : 120,057.75 = 120,057.75 : x
  2. Step 2: Convert to fraction form
    77,748/120,057.75 = 120,057.75/x
  3. Step 3: Cross multiply
    77,748x = 120,057.75 × 120,057.75
  4. Step 4: Simplify right side
    77,748x = 14,413,863,335.06
  5. Step 5: Solve for x
    x = 14,413,863,335.06/77,748
  6. Step 6: Final answer
    x = 185,392.08

Related Problems

Find third proportional to 38,874 and 60,028.88
Half scale
Find third proportional to 155,496 and 240,115.50
Double scale
Find third proportional to 77,750 and 120,061
Similar ratio
Find third proportional to 116,622 and 180,086.63
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.