Home / 58,564-127,729

Finding the Third Proportional to 58,564 and 127,729

Calculator

Solution

The third proportional to 58,564 and 127,729 is: 278,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,564 : 127,729 = 127,729 : x
  2. Step 2: Convert to fraction form
    58,564/127,729 = 127,729/x
  3. Step 3: Cross multiply
    58,564x = 127,729 × 127,729
  4. Step 4: Simplify right side
    58,564x = 16,314,697,441
  5. Step 5: Solve for x
    x = 16,314,697,441/58,564
  6. Step 6: Final answer
    x = 278,578.95

Related Problems

Find third proportional to 29,282 and 63,864.50
Half scale
Find third proportional to 117,128 and 255,458
Double scale
Find third proportional to 58,566 and 127,733
Similar ratio
Find third proportional to 87,846 and 191,593.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.