Home / 68,148-139,058

Finding the Third Proportional to 68,148 and 139,058

Calculator

Solution

The third proportional to 68,148 and 139,058 is: 283,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,148 : 139,058 = 139,058 : x
  2. Step 2: Convert to fraction form
    68,148/139,058 = 139,058/x
  3. Step 3: Cross multiply
    68,148x = 139,058 × 139,058
  4. Step 4: Simplify right side
    68,148x = 19,337,127,364
  5. Step 5: Solve for x
    x = 19,337,127,364/68,148
  6. Step 6: Final answer
    x = 283,751.94

Related Problems

Find third proportional to 34,074 and 69,529
Half scale
Find third proportional to 136,296 and 278,116
Double scale
Find third proportional to 68,150 and 139,062
Similar ratio
Find third proportional to 102,222 and 208,587
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.