Home / 145,706-231,687

Finding the Third Proportional to 145,706 and 231,687

Calculator

Solution

The third proportional to 145,706 and 231,687 is: 368,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,706 : 231,687 = 231,687 : x
  2. Step 2: Convert to fraction form
    145,706/231,687 = 231,687/x
  3. Step 3: Cross multiply
    145,706x = 231,687 × 231,687
  4. Step 4: Simplify right side
    145,706x = 53,678,865,969
  5. Step 5: Solve for x
    x = 53,678,865,969/145,706
  6. Step 6: Final answer
    x = 368,405.32

Related Problems

Find third proportional to 72,853 and 115,843.50
Half scale
Find third proportional to 291,412 and 463,374
Double scale
Find third proportional to 145,708 and 231,690
Similar ratio
Find third proportional to 218,559 and 347,530.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.