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Finding the Fourth Proportional to 49,392.86, 68,161.62 and 26,731.37

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Solution

The fourth proportional to 49,392.86, 68,161.62 and 26,731.37 is: 36,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392.86 : 68,161.62 = 26,731.37 : x
  2. Step 2: Convert to fraction form
    49,392.86/68,161.62 = 26,731.37/x
  3. Step 3: Cross multiply
    49,392.86x = 68,161.62 × 26,731.37
  4. Step 4: Simplify right side
    49,392.86x = 1,822,053,484.02
  5. Step 5: Solve for x
    x = 1,822,053,484.02/49,392.86
  6. Step 6: Final answer
    x = 36,889.01

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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.