Home / 108,145.20-162,233.33-33,271.64

Finding the Fourth Proportional to 108,145.20, 162,233.33 and 33,271.64

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Solution

The fourth proportional to 108,145.20, 162,233.33 and 33,271.64 is: 49,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,145.20 : 162,233.33 = 33,271.64 : x
  2. Step 2: Convert to fraction form
    108,145.20/162,233.33 = 33,271.64/x
  3. Step 3: Cross multiply
    108,145.20x = 162,233.33 × 33,271.64
  4. Step 4: Simplify right side
    108,145.20x = 5,397,767,974.24
  5. Step 5: Solve for x
    x = 5,397,767,974.24/108,145.20
  6. Step 6: Final answer
    x = 49,912.23

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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.