Home / 58,992-128,350

Finding the Third Proportional to 58,992 and 128,350

Calculator

Solution

The third proportional to 58,992 and 128,350 is: 279,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,992 : 128,350 = 128,350 : x
  2. Step 2: Convert to fraction form
    58,992/128,350 = 128,350/x
  3. Step 3: Cross multiply
    58,992x = 128,350 × 128,350
  4. Step 4: Simplify right side
    58,992x = 16,473,722,500
  5. Step 5: Solve for x
    x = 16,473,722,500/58,992
  6. Step 6: Final answer
    x = 279,253.50

Related Problems

Find third proportional to 29,496 and 64,175
Half scale
Find third proportional to 117,984 and 256,700
Double scale
Find third proportional to 58,994 and 128,354
Similar ratio
Find third proportional to 88,488 and 192,525
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.