Home / 167,717.69-231,368.96-99,686.42

Finding the Fourth Proportional to 167,717.69, 231,368.96 and 99,686.42

Calculator

Solution

The fourth proportional to 167,717.69, 231,368.96 and 99,686.42 is: 137,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,717.69 : 231,368.96 = 99,686.42 : x
  2. Step 2: Convert to fraction form
    167,717.69/231,368.96 = 99,686.42/x
  3. Step 3: Cross multiply
    167,717.69x = 231,368.96 × 99,686.42
  4. Step 4: Simplify right side
    167,717.69x = 23,064,343,371.52
  5. Step 5: Solve for x
    x = 23,064,343,371.52/167,717.69
  6. Step 6: Final answer
    x = 137,518.85

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.