Home / 43,457-61,987.50

Finding the Third Proportional to 43,457 and 61,987.50

Calculator

Solution

The third proportional to 43,457 and 61,987.50 is: 88,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457 : 61,987.50 = 61,987.50 : x
  2. Step 2: Convert to fraction form
    43,457/61,987.50 = 61,987.50/x
  3. Step 3: Cross multiply
    43,457x = 61,987.50 × 61,987.50
  4. Step 4: Simplify right side
    43,457x = 3,842,450,156.25
  5. Step 5: Solve for x
    x = 3,842,450,156.25/43,457
  6. Step 6: Final answer
    x = 88,419.59

Related Problems

Find third proportional to 21,728.50 and 30,993.75
Half scale
Find third proportional to 86,914 and 123,975
Double scale
Find third proportional to 43,459 and 61,990
Similar ratio
Find third proportional to 65,185.50 and 92,981.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.