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Finding the Fourth Proportional to 64,384.64, 96,553.30 and 22,253.92

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Solution

The fourth proportional to 64,384.64, 96,553.30 and 22,253.92 is: 33,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,384.64 : 96,553.30 = 22,253.92 : x
  2. Step 2: Convert to fraction form
    64,384.64/96,553.30 = 22,253.92/x
  3. Step 3: Cross multiply
    64,384.64x = 96,553.30 × 22,253.92
  4. Step 4: Simplify right side
    64,384.64x = 2,148,689,413.94
  5. Step 5: Solve for x
    x = 2,148,689,413.94/64,384.64
  6. Step 6: Final answer
    x = 33,372.70

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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.