Home / 56,488-84,078

Finding the Third Proportional to 56,488 and 84,078

Calculator

Solution

The third proportional to 56,488 and 84,078 is: 125,143.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,488 : 84,078 = 84,078 : x
  2. Step 2: Convert to fraction form
    56,488/84,078 = 84,078/x
  3. Step 3: Cross multiply
    56,488x = 84,078 × 84,078
  4. Step 4: Simplify right side
    56,488x = 7,069,110,084
  5. Step 5: Solve for x
    x = 7,069,110,084/56,488
  6. Step 6: Final answer
    x = 125,143.57

Related Problems

Find third proportional to 28,244 and 42,039
Half scale
Find third proportional to 112,976 and 168,156
Double scale
Find third proportional to 56,490 and 84,081
Similar ratio
Find third proportional to 84,732 and 126,117
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.