Home / 87,102-130,315.50

Finding the Third Proportional to 87,102 and 130,315.50

Calculator

Solution

The third proportional to 87,102 and 130,315.50 is: 194,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,102 : 130,315.50 = 130,315.50 : x
  2. Step 2: Convert to fraction form
    87,102/130,315.50 = 130,315.50/x
  3. Step 3: Cross multiply
    87,102x = 130,315.50 × 130,315.50
  4. Step 4: Simplify right side
    87,102x = 16,982,129,540.25
  5. Step 5: Solve for x
    x = 16,982,129,540.25/87,102
  6. Step 6: Final answer
    x = 194,968.31

Related Problems

Find third proportional to 43,551 and 65,157.75
Half scale
Find third proportional to 174,204 and 260,631
Double scale
Find third proportional to 87,104 and 130,318
Similar ratio
Find third proportional to 130,653 and 195,473.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.