Home / 145,787-238,057

Finding the Third Proportional to 145,787 and 238,057

Calculator

Solution

The third proportional to 145,787 and 238,057 is: 388,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,787 : 238,057 = 238,057 : x
  2. Step 2: Convert to fraction form
    145,787/238,057 = 238,057/x
  3. Step 3: Cross multiply
    145,787x = 238,057 × 238,057
  4. Step 4: Simplify right side
    145,787x = 56,671,135,249
  5. Step 5: Solve for x
    x = 56,671,135,249/145,787
  6. Step 6: Final answer
    x = 388,725.57

Related Problems

Find third proportional to 72,893.50 and 119,028.50
Half scale
Find third proportional to 291,574 and 476,114
Double scale
Find third proportional to 145,789 and 238,060
Similar ratio
Find third proportional to 218,680.50 and 357,085.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.