Home / 53,485-77,088

Finding the Third Proportional to 53,485 and 77,088

Calculator

Solution

The third proportional to 53,485 and 77,088 is: 111,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485 : 77,088 = 77,088 : x
  2. Step 2: Convert to fraction form
    53,485/77,088 = 77,088/x
  3. Step 3: Cross multiply
    53,485x = 77,088 × 77,088
  4. Step 4: Simplify right side
    53,485x = 5,942,559,744
  5. Step 5: Solve for x
    x = 5,942,559,744/53,485
  6. Step 6: Final answer
    x = 111,107.03

Related Problems

Find third proportional to 26,742.50 and 38,544
Half scale
Find third proportional to 106,970 and 154,176
Double scale
Find third proportional to 53,487 and 77,091
Similar ratio
Find third proportional to 80,227.50 and 115,632
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.