Home / 104,141.28-143,715.06-56,394.72

Finding the Fourth Proportional to 104,141.28, 143,715.06 and 56,394.72

Calculator

Solution

The fourth proportional to 104,141.28, 143,715.06 and 56,394.72 is: 77,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,141.28 : 143,715.06 = 56,394.72 : x
  2. Step 2: Convert to fraction form
    104,141.28/143,715.06 = 56,394.72/x
  3. Step 3: Cross multiply
    104,141.28x = 143,715.06 × 56,394.72
  4. Step 4: Simplify right side
    104,141.28x = 8,104,770,568.48
  5. Step 5: Solve for x
    x = 8,104,770,568.48/104,141.28
  6. Step 6: Final answer
    x = 77,824.76

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.