Home / 90,943.78-122,343.75

Finding the Third Proportional to 90,943.78 and 122,343.75

Calculator

Solution

The third proportional to 90,943.78 and 122,343.75 is: 164,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,943.78 : 122,343.75 = 122,343.75 : x
  2. Step 2: Convert to fraction form
    90,943.78/122,343.75 = 122,343.75/x
  3. Step 3: Cross multiply
    90,943.78x = 122,343.75 × 122,343.75
  4. Step 4: Simplify right side
    90,943.78x = 14,967,993,164.06
  5. Step 5: Solve for x
    x = 14,967,993,164.06/90,943.78
  6. Step 6: Final answer
    x = 164,585.12

Related Problems

Find third proportional to 45,471.89 and 61,171.88
Half scale
Find third proportional to 181,887.56 and 244,687.50
Double scale
Find third proportional to 90,946 and 122,346
Similar ratio
Find third proportional to 136,415.67 and 183,515.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.