Home / 113.95-157.26-64.82

Finding the Fourth Proportional to 113.95, 157.26 and 64.82

Calculator

Solution

The fourth proportional to 113.95, 157.26 and 64.82 is: 89.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.95 : 157.26 = 64.82 : x
  2. Step 2: Convert to fraction form
    113.95/157.26 = 64.82/x
  3. Step 3: Cross multiply
    113.95x = 157.26 × 64.82
  4. Step 4: Simplify right side
    113.95x = 10,193.59
  5. Step 5: Solve for x
    x = 10,193.59/113.95
  6. Step 6: Final answer
    x = 89.46

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.