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Finding the Fourth Proportional to 63,200, 94,817.55 and 27,654.95

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Solution

The fourth proportional to 63,200, 94,817.55 and 27,654.95 is: 41,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,200 : 94,817.55 = 27,654.95 : x
  2. Step 2: Convert to fraction form
    63,200/94,817.55 = 27,654.95/x
  3. Step 3: Cross multiply
    63,200x = 94,817.55 × 27,654.95
  4. Step 4: Simplify right side
    63,200x = 2,622,174,604.37
  5. Step 5: Solve for x
    x = 2,622,174,604.37/63,200
  6. Step 6: Final answer
    x = 41,490.10

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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.