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Finding the Fourth Proportional to 267,687.36, 369,410.40 and 148,463.04

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Solution

The fourth proportional to 267,687.36, 369,410.40 and 148,463.04 is: 204,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,687.36 : 369,410.40 = 148,463.04 : x
  2. Step 2: Convert to fraction form
    267,687.36/369,410.40 = 148,463.04/x
  3. Step 3: Cross multiply
    267,687.36x = 369,410.40 × 148,463.04
  4. Step 4: Simplify right side
    267,687.36x = 54,843,790,991.62
  5. Step 5: Solve for x
    x = 54,843,790,991.62/267,687.36
  6. Step 6: Final answer
    x = 204,880.02

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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.