Home / 87,392-188,704

Finding the Third Proportional to 87,392 and 188,704

Calculator

Solution

The third proportional to 87,392 and 188,704 is: 407,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,392 : 188,704 = 188,704 : x
  2. Step 2: Convert to fraction form
    87,392/188,704 = 188,704/x
  3. Step 3: Cross multiply
    87,392x = 188,704 × 188,704
  4. Step 4: Simplify right side
    87,392x = 35,609,199,616
  5. Step 5: Solve for x
    x = 35,609,199,616/87,392
  6. Step 6: Final answer
    x = 407,465.21

Related Problems

Find third proportional to 43,696 and 94,352
Half scale
Find third proportional to 174,784 and 377,408
Double scale
Find third proportional to 87,394 and 188,708
Similar ratio
Find third proportional to 131,088 and 283,056
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.