Home / 108,286.64-162,443.96-41,745.80

Finding the Fourth Proportional to 108,286.64, 162,443.96 and 41,745.80

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Solution

The fourth proportional to 108,286.64, 162,443.96 and 41,745.80 is: 62,624.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,286.64 : 162,443.96 = 41,745.80 : x
  2. Step 2: Convert to fraction form
    108,286.64/162,443.96 = 41,745.80/x
  3. Step 3: Cross multiply
    108,286.64x = 162,443.96 × 41,745.80
  4. Step 4: Simplify right side
    108,286.64x = 6,781,353,575.84
  5. Step 5: Solve for x
    x = 6,781,353,575.84/108,286.64
  6. Step 6: Final answer
    x = 62,624.10

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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.