Home / 261,928.96-392,893.44-74,940.40

Finding the Fourth Proportional to 261,928.96, 392,893.44 and 74,940.40

Calculator

Solution

The fourth proportional to 261,928.96, 392,893.44 and 74,940.40 is: 112,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,928.96 : 392,893.44 = 74,940.40 : x
  2. Step 2: Convert to fraction form
    261,928.96/392,893.44 = 74,940.40/x
  3. Step 3: Cross multiply
    261,928.96x = 392,893.44 × 74,940.40
  4. Step 4: Simplify right side
    261,928.96x = 29,443,591,550.98
  5. Step 5: Solve for x
    x = 29,443,591,550.98/261,928.96
  6. Step 6: Final answer
    x = 112,410.60

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.