Home / 51,624-79,764

Finding the Third Proportional to 51,624 and 79,764

Calculator

Solution

The third proportional to 51,624 and 79,764 is: 123,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,624 : 79,764 = 79,764 : x
  2. Step 2: Convert to fraction form
    51,624/79,764 = 79,764/x
  3. Step 3: Cross multiply
    51,624x = 79,764 × 79,764
  4. Step 4: Simplify right side
    51,624x = 6,362,295,696
  5. Step 5: Solve for x
    x = 6,362,295,696/51,624
  6. Step 6: Final answer
    x = 123,242.98

Related Problems

Find third proportional to 25,812 and 39,882
Half scale
Find third proportional to 103,248 and 159,528
Double scale
Find third proportional to 51,626 and 79,767
Similar ratio
Find third proportional to 77,436 and 119,646
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.