Home / 99,782-157,972

Finding the Third Proportional to 99,782 and 157,972

Calculator

Solution

The third proportional to 99,782 and 157,972 is: 250,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,782 : 157,972 = 157,972 : x
  2. Step 2: Convert to fraction form
    99,782/157,972 = 157,972/x
  3. Step 3: Cross multiply
    99,782x = 157,972 × 157,972
  4. Step 4: Simplify right side
    99,782x = 24,955,152,784
  5. Step 5: Solve for x
    x = 24,955,152,784/99,782
  6. Step 6: Final answer
    x = 250,096.74

Related Problems

Find third proportional to 49,891 and 78,986
Half scale
Find third proportional to 199,564 and 315,944
Double scale
Find third proportional to 99,784 and 157,975
Similar ratio
Find third proportional to 149,673 and 236,958
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.