Home / 323,056.23-445,817.61-179,813.21

Finding the Fourth Proportional to 323,056.23, 445,817.61 and 179,813.21

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Solution

The fourth proportional to 323,056.23, 445,817.61 and 179,813.21 is: 248,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,056.23 : 445,817.61 = 179,813.21 : x
  2. Step 2: Convert to fraction form
    323,056.23/445,817.61 = 179,813.21/x
  3. Step 3: Cross multiply
    323,056.23x = 445,817.61 × 179,813.21
  4. Step 4: Simplify right side
    323,056.23x = 80,163,893,299.54
  5. Step 5: Solve for x
    x = 80,163,893,299.54/323,056.23
  6. Step 6: Final answer
    x = 248,142.23

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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.