Home / 59,400-129,276

Finding the Third Proportional to 59,400 and 129,276

Calculator

Solution

The third proportional to 59,400 and 129,276 is: 281,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,400 : 129,276 = 129,276 : x
  2. Step 2: Convert to fraction form
    59,400/129,276 = 129,276/x
  3. Step 3: Cross multiply
    59,400x = 129,276 × 129,276
  4. Step 4: Simplify right side
    59,400x = 16,712,284,176
  5. Step 5: Solve for x
    x = 16,712,284,176/59,400
  6. Step 6: Final answer
    x = 281,351.59

Related Problems

Find third proportional to 29,700 and 64,638
Half scale
Find third proportional to 118,800 and 258,552
Double scale
Find third proportional to 59,402 and 129,280
Similar ratio
Find third proportional to 89,100 and 193,914
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.