Home / 111,877.20-167,815.80-38,005.20

Finding the Fourth Proportional to 111,877.20, 167,815.80 and 38,005.20

Calculator

Solution

The fourth proportional to 111,877.20, 167,815.80 and 38,005.20 is: 57,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,877.20 : 167,815.80 = 38,005.20 : x
  2. Step 2: Convert to fraction form
    111,877.20/167,815.80 = 38,005.20/x
  3. Step 3: Cross multiply
    111,877.20x = 167,815.80 × 38,005.20
  4. Step 4: Simplify right side
    111,877.20x = 6,377,873,042.16
  5. Step 5: Solve for x
    x = 6,377,873,042.16/111,877.20
  6. Step 6: Final answer
    x = 57,007.80

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.