Home / 77,238.12-115,859.21-24,647.55

Finding the Fourth Proportional to 77,238.12, 115,859.21 and 24,647.55

Calculator

Solution

The fourth proportional to 77,238.12, 115,859.21 and 24,647.55 is: 36,971.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,238.12 : 115,859.21 = 24,647.55 : x
  2. Step 2: Convert to fraction form
    77,238.12/115,859.21 = 24,647.55/x
  3. Step 3: Cross multiply
    77,238.12x = 115,859.21 × 24,647.55
  4. Step 4: Simplify right side
    77,238.12x = 2,855,645,671.44
  5. Step 5: Solve for x
    x = 2,855,645,671.44/77,238.12
  6. Step 6: Final answer
    x = 36,971.97

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.