Home / 108,284.15-162,449.40-32,388.64

Finding the Fourth Proportional to 108,284.15, 162,449.40 and 32,388.64

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Solution

The fourth proportional to 108,284.15, 162,449.40 and 32,388.64 is: 48,589.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,284.15 : 162,449.40 = 32,388.64 : x
  2. Step 2: Convert to fraction form
    108,284.15/162,449.40 = 32,388.64/x
  3. Step 3: Cross multiply
    108,284.15x = 162,449.40 × 32,388.64
  4. Step 4: Simplify right side
    108,284.15x = 5,261,515,215.79
  5. Step 5: Solve for x
    x = 5,261,515,215.79/108,284.15
  6. Step 6: Final answer
    x = 48,589.89

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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.