Home / 54,661.47-75,438.20-31,999.08

Finding the Fourth Proportional to 54,661.47, 75,438.20 and 31,999.08

Calculator

Solution

The fourth proportional to 54,661.47, 75,438.20 and 31,999.08 is: 44,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,661.47 : 75,438.20 = 31,999.08 : x
  2. Step 2: Convert to fraction form
    54,661.47/75,438.20 = 31,999.08/x
  3. Step 3: Cross multiply
    54,661.47x = 75,438.20 × 31,999.08
  4. Step 4: Simplify right side
    54,661.47x = 2,413,953,359.75
  5. Step 5: Solve for x
    x = 2,413,953,359.75/54,661.47
  6. Step 6: Final answer
    x = 44,161.88

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.