Home / 104,108.20-143,667.60-56,361.12

Finding the Fourth Proportional to 104,108.20, 143,667.60 and 56,361.12

Calculator

Solution

The fourth proportional to 104,108.20, 143,667.60 and 56,361.12 is: 77,777.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,108.20 : 143,667.60 = 56,361.12 : x
  2. Step 2: Convert to fraction form
    104,108.20/143,667.60 = 56,361.12/x
  3. Step 3: Cross multiply
    104,108.20x = 143,667.60 × 56,361.12
  4. Step 4: Simplify right side
    104,108.20x = 8,097,266,843.71
  5. Step 5: Solve for x
    x = 8,097,266,843.71/104,108.20
  6. Step 6: Final answer
    x = 77,777.42

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.