Home / 354,661.40-531,992.10-168,037.40

Finding the Fourth Proportional to 354,661.40, 531,992.10 and 168,037.40

Calculator

Solution

The fourth proportional to 354,661.40, 531,992.10 and 168,037.40 is: 252,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,661.40 : 531,992.10 = 168,037.40 : x
  2. Step 2: Convert to fraction form
    354,661.40/531,992.10 = 168,037.40/x
  3. Step 3: Cross multiply
    354,661.40x = 531,992.10 × 168,037.40
  4. Step 4: Simplify right side
    354,661.40x = 89,394,569,304.54
  5. Step 5: Solve for x
    x = 89,394,569,304.54/354,661.40
  6. Step 6: Final answer
    x = 252,056.10

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.