Home / 51,762-79,152

Finding the Third Proportional to 51,762 and 79,152

Calculator

Solution

The third proportional to 51,762 and 79,152 is: 121,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,762 : 79,152 = 79,152 : x
  2. Step 2: Convert to fraction form
    51,762/79,152 = 79,152/x
  3. Step 3: Cross multiply
    51,762x = 79,152 × 79,152
  4. Step 4: Simplify right side
    51,762x = 6,265,039,104
  5. Step 5: Solve for x
    x = 6,265,039,104/51,762
  6. Step 6: Final answer
    x = 121,035.49

Related Problems

Find third proportional to 25,881 and 39,576
Half scale
Find third proportional to 103,524 and 158,304
Double scale
Find third proportional to 51,764 and 79,155
Similar ratio
Find third proportional to 77,643 and 118,728
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.