Home / 157,112-339,126

Finding the Third Proportional to 157,112 and 339,126

Calculator

Solution

The third proportional to 157,112 and 339,126 is: 732,002.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,112 : 339,126 = 339,126 : x
  2. Step 2: Convert to fraction form
    157,112/339,126 = 339,126/x
  3. Step 3: Cross multiply
    157,112x = 339,126 × 339,126
  4. Step 4: Simplify right side
    157,112x = 115,006,443,876
  5. Step 5: Solve for x
    x = 115,006,443,876/157,112
  6. Step 6: Final answer
    x = 732,002.93

Related Problems

Find third proportional to 78,556 and 169,563
Half scale
Find third proportional to 314,224 and 678,252
Double scale
Find third proportional to 157,114 and 339,130
Similar ratio
Find third proportional to 235,668 and 508,689
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.