Home / 90,157.98-124,408.44-49,865.34

Finding the Fourth Proportional to 90,157.98, 124,408.44 and 49,865.34

Calculator

Solution

The fourth proportional to 90,157.98, 124,408.44 and 49,865.34 is: 68,808.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,157.98 : 124,408.44 = 49,865.34 : x
  2. Step 2: Convert to fraction form
    90,157.98/124,408.44 = 49,865.34/x
  3. Step 3: Cross multiply
    90,157.98x = 124,408.44 × 49,865.34
  4. Step 4: Simplify right side
    90,157.98x = 6,203,669,159.47
  5. Step 5: Solve for x
    x = 6,203,669,159.47/90,157.98
  6. Step 6: Final answer
    x = 68,808.87

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.