Home / 55,488-81,276

Finding the Third Proportional to 55,488 and 81,276

Calculator

Solution

The third proportional to 55,488 and 81,276 is: 119,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,488 : 81,276 = 81,276 : x
  2. Step 2: Convert to fraction form
    55,488/81,276 = 81,276/x
  3. Step 3: Cross multiply
    55,488x = 81,276 × 81,276
  4. Step 4: Simplify right side
    55,488x = 6,605,788,176
  5. Step 5: Solve for x
    x = 6,605,788,176/55,488
  6. Step 6: Final answer
    x = 119,048.95

Related Problems

Find third proportional to 27,744 and 40,638
Half scale
Find third proportional to 110,976 and 162,552
Double scale
Find third proportional to 55,490 and 81,279
Similar ratio
Find third proportional to 83,232 and 121,914
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.