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Finding the Fourth Proportional to 267,196.56, 368,735.28 and 146,349.02

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Solution

The fourth proportional to 267,196.56, 368,735.28 and 146,349.02 is: 201,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,196.56 : 368,735.28 = 146,349.02 : x
  2. Step 2: Convert to fraction form
    267,196.56/368,735.28 = 146,349.02/x
  3. Step 3: Cross multiply
    267,196.56x = 368,735.28 × 146,349.02
  4. Step 4: Simplify right side
    267,196.56x = 53,964,046,867.43
  5. Step 5: Solve for x
    x = 53,964,046,867.43/267,196.56
  6. Step 6: Final answer
    x = 201,963.85

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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.