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Finding the Fourth Proportional to 73,662.60, 101,654.10 and 41,829.96

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Solution

The fourth proportional to 73,662.60, 101,654.10 and 41,829.96 is: 57,725.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,662.60 : 101,654.10 = 41,829.96 : x
  2. Step 2: Convert to fraction form
    73,662.60/101,654.10 = 41,829.96/x
  3. Step 3: Cross multiply
    73,662.60x = 101,654.10 × 41,829.96
  4. Step 4: Simplify right side
    73,662.60x = 4,252,186,936.84
  5. Step 5: Solve for x
    x = 4,252,186,936.84/73,662.60
  6. Step 6: Final answer
    x = 57,725.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.