Home / 173.62-239.61-99.94

Finding the Fourth Proportional to 173.62, 239.61 and 99.94

Calculator

Solution

The fourth proportional to 173.62, 239.61 and 99.94 is: 137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.62 : 239.61 = 99.94 : x
  2. Step 2: Convert to fraction form
    173.62/239.61 = 99.94/x
  3. Step 3: Cross multiply
    173.62x = 239.61 × 99.94
  4. Step 4: Simplify right side
    173.62x = 23,946.62
  5. Step 5: Solve for x
    x = 23,946.62/173.62
  6. Step 6: Final answer
    x = 137.93

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.