Home / 100,744.44-139,032-58,294.76

Finding the Fourth Proportional to 100,744.44, 139,032 and 58,294.76

Calculator

Solution

The fourth proportional to 100,744.44, 139,032 and 58,294.76 is: 80,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,744.44 : 139,032 = 58,294.76 : x
  2. Step 2: Convert to fraction form
    100,744.44/139,032 = 58,294.76/x
  3. Step 3: Cross multiply
    100,744.44x = 139,032 × 58,294.76
  4. Step 4: Simplify right side
    100,744.44x = 8,104,837,072.32
  5. Step 5: Solve for x
    x = 8,104,837,072.32/100,744.44
  6. Step 6: Final answer
    x = 80,449.47

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.