Home / 47,121-69,270

Finding the Third Proportional to 47,121 and 69,270

Calculator

Solution

The third proportional to 47,121 and 69,270 is: 101,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121 : 69,270 = 69,270 : x
  2. Step 2: Convert to fraction form
    47,121/69,270 = 69,270/x
  3. Step 3: Cross multiply
    47,121x = 69,270 × 69,270
  4. Step 4: Simplify right side
    47,121x = 4,798,332,900
  5. Step 5: Solve for x
    x = 4,798,332,900/47,121
  6. Step 6: Final answer
    x = 101,830.03

Related Problems

Find third proportional to 23,560.50 and 34,635
Half scale
Find third proportional to 94,242 and 138,540
Double scale
Find third proportional to 47,123 and 69,273
Similar ratio
Find third proportional to 70,681.50 and 103,905
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.