Home / 119,799-178,665.75

Finding the Third Proportional to 119,799 and 178,665.75

Calculator

Solution

The third proportional to 119,799 and 178,665.75 is: 266,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,799 : 178,665.75 = 178,665.75 : x
  2. Step 2: Convert to fraction form
    119,799/178,665.75 = 178,665.75/x
  3. Step 3: Cross multiply
    119,799x = 178,665.75 × 178,665.75
  4. Step 4: Simplify right side
    119,799x = 31,921,450,223.06
  5. Step 5: Solve for x
    x = 31,921,450,223.06/119,799
  6. Step 6: Final answer
    x = 266,458.40

Related Problems

Find third proportional to 59,899.50 and 89,332.88
Half scale
Find third proportional to 239,598 and 357,331.50
Double scale
Find third proportional to 119,801 and 178,669
Similar ratio
Find third proportional to 179,698.50 and 267,998.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.