Home / 82,353-123,694.80-49,137.88

Finding the Fourth Proportional to 82,353, 123,694.80 and 49,137.88

Calculator

Solution

The fourth proportional to 82,353, 123,694.80 and 49,137.88 is: 73,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,353 : 123,694.80 = 49,137.88 : x
  2. Step 2: Convert to fraction form
    82,353/123,694.80 = 49,137.88/x
  3. Step 3: Cross multiply
    82,353x = 123,694.80 × 49,137.88
  4. Step 4: Simplify right side
    82,353x = 6,078,100,239.02
  5. Step 5: Solve for x
    x = 6,078,100,239.02/82,353
  6. Step 6: Final answer
    x = 73,805.45

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.