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Finding the Fourth Proportional to 61,176.52, 91,687.02 and 27,914.68

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Solution

The fourth proportional to 61,176.52, 91,687.02 and 27,914.68 is: 41,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,176.52 : 91,687.02 = 27,914.68 : x
  2. Step 2: Convert to fraction form
    61,176.52/91,687.02 = 27,914.68/x
  3. Step 3: Cross multiply
    61,176.52x = 91,687.02 × 27,914.68
  4. Step 4: Simplify right side
    61,176.52x = 2,559,413,823.45
  5. Step 5: Solve for x
    x = 2,559,413,823.45/61,176.52
  6. Step 6: Final answer
    x = 41,836.54

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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.