Home / 87,425.32-120,657.18-49,705.24

Finding the Fourth Proportional to 87,425.32, 120,657.18 and 49,705.24

Calculator

Solution

The fourth proportional to 87,425.32, 120,657.18 and 49,705.24 is: 68,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,425.32 : 120,657.18 = 49,705.24 : x
  2. Step 2: Convert to fraction form
    87,425.32/120,657.18 = 49,705.24/x
  3. Step 3: Cross multiply
    87,425.32x = 120,657.18 × 49,705.24
  4. Step 4: Simplify right side
    87,425.32x = 5,997,294,089.62
  5. Step 5: Solve for x
    x = 5,997,294,089.62/87,425.32
  6. Step 6: Final answer
    x = 68,599.05

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.