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Finding the Fourth Proportional to 73,495.65, 110,259.14 and 41,920.77

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Solution

The fourth proportional to 73,495.65, 110,259.14 and 41,920.77 is: 62,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,495.65 : 110,259.14 = 41,920.77 : x
  2. Step 2: Convert to fraction form
    73,495.65/110,259.14 = 41,920.77/x
  3. Step 3: Cross multiply
    73,495.65x = 110,259.14 × 41,920.77
  4. Step 4: Simplify right side
    73,495.65x = 4,622,147,838.73
  5. Step 5: Solve for x
    x = 4,622,147,838.73/73,495.65
  6. Step 6: Final answer
    x = 62,890.09

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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.