Home / 108,138.56-162,223.36-33,265.04

Finding the Fourth Proportional to 108,138.56, 162,223.36 and 33,265.04

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Solution

The fourth proportional to 108,138.56, 162,223.36 and 33,265.04 is: 49,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,138.56 : 162,223.36 = 33,265.04 : x
  2. Step 2: Convert to fraction form
    108,138.56/162,223.36 = 33,265.04/x
  3. Step 3: Cross multiply
    108,138.56x = 162,223.36 × 33,265.04
  4. Step 4: Simplify right side
    108,138.56x = 5,396,366,559.33
  5. Step 5: Solve for x
    x = 5,396,366,559.33/108,138.56
  6. Step 6: Final answer
    x = 49,902.33

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1.5x scale

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.