Home / 61,054-87,143

Finding the Third Proportional to 61,054 and 87,143

Calculator

Solution

The third proportional to 61,054 and 87,143 is: 124,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,054 : 87,143 = 87,143 : x
  2. Step 2: Convert to fraction form
    61,054/87,143 = 87,143/x
  3. Step 3: Cross multiply
    61,054x = 87,143 × 87,143
  4. Step 4: Simplify right side
    61,054x = 7,593,902,449
  5. Step 5: Solve for x
    x = 7,593,902,449/61,054
  6. Step 6: Final answer
    x = 124,380.10

Related Problems

Find third proportional to 30,527 and 43,571.50
Half scale
Find third proportional to 122,108 and 174,286
Double scale
Find third proportional to 61,056 and 87,146
Similar ratio
Find third proportional to 91,581 and 130,714.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.