Home / 76,433.98-105,473.11-42,893.50

Finding the Fourth Proportional to 76,433.98, 105,473.11 and 42,893.50

Calculator

Solution

The fourth proportional to 76,433.98, 105,473.11 and 42,893.50 is: 59,189.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,433.98 : 105,473.11 = 42,893.50 : x
  2. Step 2: Convert to fraction form
    76,433.98/105,473.11 = 42,893.50/x
  3. Step 3: Cross multiply
    76,433.98x = 105,473.11 × 42,893.50
  4. Step 4: Simplify right side
    76,433.98x = 4,524,110,843.79
  5. Step 5: Solve for x
    x = 4,524,110,843.79/76,433.98
  6. Step 6: Final answer
    x = 59,189.79

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.