Home / 108,208.26-162,329.85-33,328.40

Finding the Fourth Proportional to 108,208.26, 162,329.85 and 33,328.40

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Solution

The fourth proportional to 108,208.26, 162,329.85 and 33,328.40 is: 49,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,208.26 : 162,329.85 = 33,328.40 : x
  2. Step 2: Convert to fraction form
    108,208.26/162,329.85 = 33,328.40/x
  3. Step 3: Cross multiply
    108,208.26x = 162,329.85 × 33,328.40
  4. Step 4: Simplify right side
    108,208.26x = 5,410,193,361.09
  5. Step 5: Solve for x
    x = 5,410,193,361.09/108,208.26
  6. Step 6: Final answer
    x = 49,997.97

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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.