Home / 161,816-251,244

Finding the Third Proportional to 161,816 and 251,244

Calculator

Solution

The third proportional to 161,816 and 251,244 is: 390,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,816 : 251,244 = 251,244 : x
  2. Step 2: Convert to fraction form
    161,816/251,244 = 251,244/x
  3. Step 3: Cross multiply
    161,816x = 251,244 × 251,244
  4. Step 4: Simplify right side
    161,816x = 63,123,547,536
  5. Step 5: Solve for x
    x = 63,123,547,536/161,816
  6. Step 6: Final answer
    x = 390,094.60

Related Problems

Find third proportional to 80,908 and 125,622
Half scale
Find third proportional to 323,632 and 502,488
Double scale
Find third proportional to 161,818 and 251,247
Similar ratio
Find third proportional to 242,724 and 376,866
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.