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Finding the Fourth Proportional to 133,196.67, 199,893.60 and 63,076.14

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Solution

The fourth proportional to 133,196.67, 199,893.60 and 63,076.14 is: 94,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,196.67 : 199,893.60 = 63,076.14 : x
  2. Step 2: Convert to fraction form
    133,196.67/199,893.60 = 63,076.14/x
  3. Step 3: Cross multiply
    133,196.67x = 199,893.60 × 63,076.14
  4. Step 4: Simplify right side
    133,196.67x = 12,608,516,698.70
  5. Step 5: Solve for x
    x = 12,608,516,698.70/133,196.67
  6. Step 6: Final answer
    x = 94,660.90

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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.