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Finding the Fourth Proportional to 53,192, 79,788 and 16,258.88

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Solution

The fourth proportional to 53,192, 79,788 and 16,258.88 is: 24,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,192 : 79,788 = 16,258.88 : x
  2. Step 2: Convert to fraction form
    53,192/79,788 = 16,258.88/x
  3. Step 3: Cross multiply
    53,192x = 79,788 × 16,258.88
  4. Step 4: Simplify right side
    53,192x = 1,297,263,517.44
  5. Step 5: Solve for x
    x = 1,297,263,517.44/53,192
  6. Step 6: Final answer
    x = 24,388.32

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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.