Home / 76,731.30-105,894.50-46,517.90

Finding the Fourth Proportional to 76,731.30, 105,894.50 and 46,517.90

Calculator

Solution

The fourth proportional to 76,731.30, 105,894.50 and 46,517.90 is: 64,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,731.30 : 105,894.50 = 46,517.90 : x
  2. Step 2: Convert to fraction form
    76,731.30/105,894.50 = 46,517.90/x
  3. Step 3: Cross multiply
    76,731.30x = 105,894.50 × 46,517.90
  4. Step 4: Simplify right side
    76,731.30x = 4,925,989,761.55
  5. Step 5: Solve for x
    x = 4,925,989,761.55/76,731.30
  6. Step 6: Final answer
    x = 64,197.92

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.