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Finding the Fourth Proportional to 61,117.30, 91,676.02 and 16,744.44

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Solution

The fourth proportional to 61,117.30, 91,676.02 and 16,744.44 is: 25,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,117.30 : 91,676.02 = 16,744.44 : x
  2. Step 2: Convert to fraction form
    61,117.30/91,676.02 = 16,744.44/x
  3. Step 3: Cross multiply
    61,117.30x = 91,676.02 × 16,744.44
  4. Step 4: Simplify right side
    61,117.30x = 1,535,063,616.33
  5. Step 5: Solve for x
    x = 1,535,063,616.33/61,117.30
  6. Step 6: Final answer
    x = 25,116.68

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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.