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Finding the Fourth Proportional to 204,494.64, 306,791.20 and 64,253.28

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Solution

The fourth proportional to 204,494.64, 306,791.20 and 64,253.28 is: 96,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,494.64 : 306,791.20 = 64,253.28 : x
  2. Step 2: Convert to fraction form
    204,494.64/306,791.20 = 64,253.28/x
  3. Step 3: Cross multiply
    204,494.64x = 306,791.20 × 64,253.28
  4. Step 4: Simplify right side
    204,494.64x = 19,712,340,875.14
  5. Step 5: Solve for x
    x = 19,712,340,875.14/204,494.64
  6. Step 6: Final answer
    x = 96,395.39

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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.