Home / 74,149.50-110,965.70-60,666.68

Finding the Fourth Proportional to 74,149.50, 110,965.70 and 60,666.68

Calculator

Solution

The fourth proportional to 74,149.50, 110,965.70 and 60,666.68 is: 90,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,149.50 : 110,965.70 = 60,666.68 : x
  2. Step 2: Convert to fraction form
    74,149.50/110,965.70 = 60,666.68/x
  3. Step 3: Cross multiply
    74,149.50x = 110,965.70 × 60,666.68
  4. Step 4: Simplify right side
    74,149.50x = 6,731,920,612.88
  5. Step 5: Solve for x
    x = 6,731,920,612.88/74,149.50
  6. Step 6: Final answer
    x = 90,788.48

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.