Home / 145,785-238,056

Finding the Third Proportional to 145,785 and 238,056

Calculator

Solution

The third proportional to 145,785 and 238,056 is: 388,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,785 : 238,056 = 238,056 : x
  2. Step 2: Convert to fraction form
    145,785/238,056 = 238,056/x
  3. Step 3: Cross multiply
    145,785x = 238,056 × 238,056
  4. Step 4: Simplify right side
    145,785x = 56,670,659,136
  5. Step 5: Solve for x
    x = 56,670,659,136/145,785
  6. Step 6: Final answer
    x = 388,727.64

Related Problems

Find third proportional to 72,892.50 and 119,028
Half scale
Find third proportional to 291,570 and 476,112
Double scale
Find third proportional to 145,787 and 238,059
Similar ratio
Find third proportional to 218,677.50 and 357,084
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.