Home / 291,660.20-437,477.34-81,293.48

Finding the Fourth Proportional to 291,660.20, 437,477.34 and 81,293.48

Calculator

Solution

The fourth proportional to 291,660.20, 437,477.34 and 81,293.48 is: 121,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,660.20 : 437,477.34 = 81,293.48 : x
  2. Step 2: Convert to fraction form
    291,660.20/437,477.34 = 81,293.48/x
  3. Step 3: Cross multiply
    291,660.20x = 437,477.34 × 81,293.48
  4. Step 4: Simplify right side
    291,660.20x = 35,564,055,389.74
  5. Step 5: Solve for x
    x = 35,564,055,389.74/291,660.20
  6. Step 6: Final answer
    x = 121,936.61

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.