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Finding the Fourth Proportional to 49,393.50, 68,162.48 and 26,731.98

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Solution

The fourth proportional to 49,393.50, 68,162.48 and 26,731.98 is: 36,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,393.50 : 68,162.48 = 26,731.98 : x
  2. Step 2: Convert to fraction form
    49,393.50/68,162.48 = 26,731.98/x
  3. Step 3: Cross multiply
    49,393.50x = 68,162.48 × 26,731.98
  4. Step 4: Simplify right side
    49,393.50x = 1,822,118,052.11
  5. Step 5: Solve for x
    x = 1,822,118,052.11/49,393.50
  6. Step 6: Final answer
    x = 36,889.83

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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.