Home / 57,882-126,840

Finding the Third Proportional to 57,882 and 126,840

Calculator

Solution

The third proportional to 57,882 and 126,840 is: 277,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882 : 126,840 = 126,840 : x
  2. Step 2: Convert to fraction form
    57,882/126,840 = 126,840/x
  3. Step 3: Cross multiply
    57,882x = 126,840 × 126,840
  4. Step 4: Simplify right side
    57,882x = 16,088,385,600
  5. Step 5: Solve for x
    x = 16,088,385,600/57,882
  6. Step 6: Final answer
    x = 277,951.45

Related Problems

Find third proportional to 28,941 and 63,420
Half scale
Find third proportional to 115,764 and 253,680
Double scale
Find third proportional to 57,884 and 126,844
Similar ratio
Find third proportional to 86,823 and 190,260
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.