Home / 64,978-97,200

Finding the Third Proportional to 64,978 and 97,200

Calculator

Solution

The third proportional to 64,978 and 97,200 is: 145,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,978 : 97,200 = 97,200 : x
  2. Step 2: Convert to fraction form
    64,978/97,200 = 97,200/x
  3. Step 3: Cross multiply
    64,978x = 97,200 × 97,200
  4. Step 4: Simplify right side
    64,978x = 9,447,840,000
  5. Step 5: Solve for x
    x = 9,447,840,000/64,978
  6. Step 6: Final answer
    x = 145,400.60

Related Problems

Find third proportional to 32,489 and 48,600
Half scale
Find third proportional to 129,956 and 194,400
Double scale
Find third proportional to 64,980 and 97,203
Similar ratio
Find third proportional to 97,467 and 145,800
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.