Home / 74,642-157,708

Finding the Third Proportional to 74,642 and 157,708

Calculator

Solution

The third proportional to 74,642 and 157,708 is: 333,214.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,642 : 157,708 = 157,708 : x
  2. Step 2: Convert to fraction form
    74,642/157,708 = 157,708/x
  3. Step 3: Cross multiply
    74,642x = 157,708 × 157,708
  4. Step 4: Simplify right side
    74,642x = 24,871,813,264
  5. Step 5: Solve for x
    x = 24,871,813,264/74,642
  6. Step 6: Final answer
    x = 333,214.72

Related Problems

Find third proportional to 37,321 and 78,854
Half scale
Find third proportional to 149,284 and 315,416
Double scale
Find third proportional to 74,644 and 157,712
Similar ratio
Find third proportional to 111,963 and 236,562
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.