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Finding the Fourth Proportional to 73,768.86, 110,614.86 and 26,365.68

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Solution

The fourth proportional to 73,768.86, 110,614.86 and 26,365.68 is: 39,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,768.86 : 110,614.86 = 26,365.68 : x
  2. Step 2: Convert to fraction form
    73,768.86/110,614.86 = 26,365.68/x
  3. Step 3: Cross multiply
    73,768.86x = 110,614.86 × 26,365.68
  4. Step 4: Simplify right side
    73,768.86x = 2,916,436,002.00
  5. Step 5: Solve for x
    x = 2,916,436,002.00/73,768.86
  6. Step 6: Final answer
    x = 39,534.78

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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.