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Finding the Fourth Proportional to 59,906.85, 89,844.89 and 17,776.97

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Solution

The fourth proportional to 59,906.85, 89,844.89 and 17,776.97 is: 26,660.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,906.85 : 89,844.89 = 17,776.97 : x
  2. Step 2: Convert to fraction form
    59,906.85/89,844.89 = 17,776.97/x
  3. Step 3: Cross multiply
    59,906.85x = 89,844.89 × 17,776.97
  4. Step 4: Simplify right side
    59,906.85x = 1,597,169,914.18
  5. Step 5: Solve for x
    x = 1,597,169,914.18/59,906.85
  6. Step 6: Final answer
    x = 26,660.89

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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.