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Finding the Fourth Proportional to 64,288.37, 96,447.95 and 26,827.61

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Solution

The fourth proportional to 64,288.37, 96,447.95 and 26,827.61 is: 40,247.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,288.37 : 96,447.95 = 26,827.61 : x
  2. Step 2: Convert to fraction form
    64,288.37/96,447.95 = 26,827.61/x
  3. Step 3: Cross multiply
    64,288.37x = 96,447.95 × 26,827.61
  4. Step 4: Simplify right side
    64,288.37x = 2,587,467,572.73
  5. Step 5: Solve for x
    x = 2,587,467,572.73/64,288.37
  6. Step 6: Final answer
    x = 40,247.83

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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.