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Finding the Fourth Proportional to 52,801, 79,160.22 and 27,808.36

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Solution

The fourth proportional to 52,801, 79,160.22 and 27,808.36 is: 41,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,801 : 79,160.22 = 27,808.36 : x
  2. Step 2: Convert to fraction form
    52,801/79,160.22 = 27,808.36/x
  3. Step 3: Cross multiply
    52,801x = 79,160.22 × 27,808.36
  4. Step 4: Simplify right side
    52,801x = 2,201,315,895.44
  5. Step 5: Solve for x
    x = 2,201,315,895.44/52,801
  6. Step 6: Final answer
    x = 41,690.80

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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.