Home / 54,248-74,688

Finding the Third Proportional to 54,248 and 74,688

Calculator

Solution

The third proportional to 54,248 and 74,688 is: 102,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,248 : 74,688 = 74,688 : x
  2. Step 2: Convert to fraction form
    54,248/74,688 = 74,688/x
  3. Step 3: Cross multiply
    54,248x = 74,688 × 74,688
  4. Step 4: Simplify right side
    54,248x = 5,578,297,344
  5. Step 5: Solve for x
    x = 5,578,297,344/54,248
  6. Step 6: Final answer
    x = 102,829.55

Related Problems

Find third proportional to 27,124 and 37,344
Half scale
Find third proportional to 108,496 and 149,376
Double scale
Find third proportional to 54,250 and 74,691
Similar ratio
Find third proportional to 81,372 and 112,032
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.