Home / 65,189.14-97,782.88-20,815.33

Finding the Fourth Proportional to 65,189.14, 97,782.88 and 20,815.33

Calculator

Solution

The fourth proportional to 65,189.14, 97,782.88 and 20,815.33 is: 31,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,189.14 : 97,782.88 = 20,815.33 : x
  2. Step 2: Convert to fraction form
    65,189.14/97,782.88 = 20,815.33/x
  3. Step 3: Cross multiply
    65,189.14x = 97,782.88 × 20,815.33
  4. Step 4: Simplify right side
    65,189.14x = 2,035,382,915.55
  5. Step 5: Solve for x
    x = 2,035,382,915.55/65,189.14
  6. Step 6: Final answer
    x = 31,222.73

Related Problems

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.