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Finding the Fourth Proportional to 61,662.96, 92,500.68 and 17,289.84

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Solution

The fourth proportional to 61,662.96, 92,500.68 and 17,289.84 is: 25,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662.96 : 92,500.68 = 17,289.84 : x
  2. Step 2: Convert to fraction form
    61,662.96/92,500.68 = 17,289.84/x
  3. Step 3: Cross multiply
    61,662.96x = 92,500.68 × 17,289.84
  4. Step 4: Simplify right side
    61,662.96x = 1,599,321,957.09
  5. Step 5: Solve for x
    x = 1,599,321,957.09/61,662.96
  6. Step 6: Final answer
    x = 25,936.51

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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.