Home / 104,380.40-156,455.40-57,666.80

Finding the Fourth Proportional to 104,380.40, 156,455.40 and 57,666.80

Calculator

Solution

The fourth proportional to 104,380.40, 156,455.40 and 57,666.80 is: 86,436.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,380.40 : 156,455.40 = 57,666.80 : x
  2. Step 2: Convert to fraction form
    104,380.40/156,455.40 = 57,666.80/x
  3. Step 3: Cross multiply
    104,380.40x = 156,455.40 × 57,666.80
  4. Step 4: Simplify right side
    104,380.40x = 9,022,282,260.72
  5. Step 5: Solve for x
    x = 9,022,282,260.72/104,380.40
  6. Step 6: Final answer
    x = 86,436.56

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.