Home / 113,163.74-169,782.45-53,991.75

Finding the Fourth Proportional to 113,163.74, 169,782.45 and 53,991.75

Calculator

Solution

The fourth proportional to 113,163.74, 169,782.45 and 53,991.75 is: 81,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,163.74 : 169,782.45 = 53,991.75 : x
  2. Step 2: Convert to fraction form
    113,163.74/169,782.45 = 53,991.75/x
  3. Step 3: Cross multiply
    113,163.74x = 169,782.45 × 53,991.75
  4. Step 4: Simplify right side
    113,163.74x = 9,166,851,594.79
  5. Step 5: Solve for x
    x = 9,166,851,594.79/113,163.74
  6. Step 6: Final answer
    x = 81,005.21

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.