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Finding the Fourth Proportional to 73,665.98, 110,509.86 and 26,907.92

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Solution

The fourth proportional to 73,665.98, 110,509.86 and 26,907.92 is: 40,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,665.98 : 110,509.86 = 26,907.92 : x
  2. Step 2: Convert to fraction form
    73,665.98/110,509.86 = 26,907.92/x
  3. Step 3: Cross multiply
    73,665.98x = 110,509.86 × 26,907.92
  4. Step 4: Simplify right side
    73,665.98x = 2,973,590,472.09
  5. Step 5: Solve for x
    x = 2,973,590,472.09/73,665.98
  6. Step 6: Final answer
    x = 40,365.86

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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.