Home / 181,239-266,512.50

Finding the Third Proportional to 181,239 and 266,512.50

Calculator

Solution

The third proportional to 181,239 and 266,512.50 is: 391,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,239 : 266,512.50 = 266,512.50 : x
  2. Step 2: Convert to fraction form
    181,239/266,512.50 = 266,512.50/x
  3. Step 3: Cross multiply
    181,239x = 266,512.50 × 266,512.50
  4. Step 4: Simplify right side
    181,239x = 71,028,912,656.25
  5. Step 5: Solve for x
    x = 71,028,912,656.25/181,239
  6. Step 6: Final answer
    x = 391,907.44

Related Problems

Find third proportional to 90,619.50 and 133,256.25
Half scale
Find third proportional to 362,478 and 533,025
Double scale
Find third proportional to 181,241 and 266,515
Similar ratio
Find third proportional to 271,858.50 and 399,768.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.